We consider a expander retainer to be a worthy investment in the long run. We are here to help you choose the best one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Practicon Expander Retainer READ REVIEW

Best With Everything: Buy: Original Quist Dental Expander Retainer READ REVIEW

Best For Light Weight: Buy: Invisalign Expander Retainer READ REVIEW

Best For Aligners: Buy: Fresh Knight Expander Retainer READ REVIEW

Best For Clear Aligners: Buy: Orthokey Expander Retainer READ REVIEW

Best With Clip: Buy: Retain-It Expander Retainer READ REVIEW

Best With Great Cases: Buy: Plasdent Expander Retainer READ REVIEW

Best For School: Buy: Aiwaying Expander Retainer READ REVIEW

Best For Customer Service: Buy: Whoobell Expander Retainer READ REVIEW

Best With False Teeth: Buy: Retainer Box Orthodontic (Set Of 2) Expander Retainer READ REVIEW

Best For Right Size: Buy: Pission Expander Retainer READ REVIEW

Best For High Capacity: Buy: Ykelin Expander Retainer READ REVIEW

Best Overall: Practicon Expander Retainer

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If you often find yourself scrambling for a good retainer, Practicon Expander Retainer is your solution. The practicon expander retainer works well for easy open, works well. It is green and has a strong design. . And, it is blue, is great for fast delivery, it is yellow and has a safe design.

Finally, the practicon expander retainer is practical, It is great for good size and has a ventilation design.

Almost all buyers opine that the retainer will fit the top and bottom retainer but the latch is very weak and doesn't always stay closed. In addition, they also found that the retainer had been opened and closed frequently and was holding up well. Overall, many customers have used the practicon expander retainer for more than a few months without any problems, and it shows no sign of giving up.

• It is great to hold nipple shields.
• Practicon 7086010 marble retainer cases with labels (3 pack).
• This closes perfectly, it is easy to find and has vent holes.
• This works for item description and has a special design.

Best With Everything: Original Quist Dental Expander Retainer

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If you often find yourself confused about convenient and suitable retainer, Original Quist Dental Expander Retainer should be your first option for buying. Further, the original quist dental expander retainer makes for nice quality, It is great for customer service and has a long history. Moreover, the retainer works like a charm, it works perfectly and has a perfect design. In addition, this is great for retainers, is made for only one thing, It is great for the perfect size for retainers and has a cute design. Lastly, the original quist dental expander retainer is available in 11 colors: purple, pink, blue etc.,.

Almost all customers quickly discovered that the retainer is a great case and it really holds up. Also, a few also found that the retainer has been very sturdy so far, not flimsy at all. Also, a few also found that the inside of the case has the same paint job and luster as the outside. Consequently, customers were eager to recommend it to friends and families.

• This is elegant, it does the job and has a safe design.
• They came with sticker labels.
• Ventilation holes hidden behind the back hinge!.
• These fit with a lot of space.

Best For Light Weight: Invisalign Expander Retainer

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For a low asking price, Invisalign Expander Retainer has managed to overwhelm their customers by packing as many features as they could. The invisalign expander retainer is great with sky blue, is very compact, It is good for car console and has a transparent design. Built-in magnetic closure helps keep the case closed and aligners secure. The invisalign aligner case is easy to carry on the go.

The retainer works well with fast delivery, It is used for travel bags and has a strong design. In addition, the retainer is great for solid build quality, It is perfect fit and has a long style. Above all, the invisalign expander retainer is good for low profile, it is invisible and has a practical design.

Almost all customers agree that the retainer will fit retainers made through other sources. And, a few strongly agree that the retainers look like they are the same makers if not the invisalign company themselves. Moreover, they also found that the retainer means that most people will need to wear their retainer for the rest of their lives.

• This is easy to open while remaining securely closed.
• This design is convenient for use almost anywhere.
• It fits nicely in your pocket.
• This will fit other types of dental products or appliances.

Best For Aligners: Fresh Knight Expander Retainer

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Not everyone likes to purchase retainers for their regular usage, but the freshman knight expander retainers would be an anomoly. Further, the Fresh Knight Expander Retainer is reliable, is exactly the same, it can be exchanged for proper size and has a compact design. Set of 2 fresh knight retainer cases so you can keep one at home and the other on the go. And, the retainer is great with fast shipping, It is perfect for the right size and has a special design. Lastly, the fresh knight expander retainer looks amazing in sky blue color and is available in 5 other colors: purple, teal, teal etc., so, we bet you will like one of these.

Most buyers found that the retainer is perfect for traveling with nipple shields for breastfeeding. Also, they say that the retainer is great for traveling or everyday use. In conclusion, at the price, they believe that they got a steal of a deal with it.

• This fits well into the holder with a little room to spare.
• Place in the dishwasher regularly to make sure your retainer cases stay squeaky clean.
• It is a great size to hold anything.
• It is well worth the price.

Best For Clear Aligners: Orthokey Expander Retainer

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The Orthokey line of retainers comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Orthokey Expander Retainer works awesome and has a convenient design. Orthokey makes it easy to grip and remove your clear aligners. Moreover, the retainer is made in a convenient size, is more hygienic, it is user-friendly and has an ergonomic design.

Lastly, the orthokey expander retainer is inexpensive, it is natural and has a perfect design.

Most customers quickly discover that the retainer fits perfectly within the advertisement case, so it's always there. In addition, a few say that the retainer is small enough to fit in the black invisalign case. And, a few also found that this tool is essential for removing the braces safely.

• This fits in the invisalign case, which is a plus.
• This is simple and makes the whole ordeal very manageable.
• This is the item the orthodontist's office recommended.
• It is way too hard to simply remove them manually in the first couple days.

Best With Clip: Retain-It Expander Retainer

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Not everyone likes to purchase a retainers for their daily usage, but the Retain-It Expander Retainer would be an anomoly. The retain-it expander retainer is it possible to use other plastic boxes inside of the retain-it(tm) instead of the one that comes with it. In the case of some clear aligners, these may come with a box that is slightly smaller/slimmer and you may prefer that one. Moreover, it is machine washable on a gentle cycle with cold water, then simply air dry.

The retainer is inexpensive, it can say for first impression and has a safe design. Above all, the retain-it expander retainer can the plastic retainer case that is included with the retain-it(tm) be removed and washed.

Almost all buyers found that the retainer comes with is rather large in height. In addition, they strongly agree that the retainer is more expensive and there weren't many reviews. Also, a few say that the retainer has small air holes to allow for drying and it zips very easily and does not come un zipped. In short, at the price, they believe that they got a steal of a deal with it.

• This is a great addition to any one transitioning from braces to retainers.
• This is designed for overnight soaking.
• This can accommodate a box a bit higher.
• This review is for the retain-it clip on retainer case.

Best With Great Cases: Plasdent Expander Retainer

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Best part: present expanderretainer costs are comparatively low and it is available to ship in 24 hours. The present expander retainer is perfect for a great price and it is suitable for travel bag. . In addition, it is yellow, can be found with good value and it is green.

Lastly, the present expander retainer comes with great cases and it is dishwasher safe.

Most buyers quickly discovered that the retainer is perfect for teeth straightener trays. And, a few strongly agree that the retainer can easily hold one, if not two more. To sum up, buyers found this to be one of the best retainers for daily purposes.

• This serves its purpose, is pink and it provides great value.
• This is easy to locate due to the bright colors.
• This is great in a pinch for easy storage.
• This comes with patient info stickers that are helpful.

Best For School: Aiwaying Expander Retainer

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Next on the list, we've got yet another retainer that manages to win our hearts. It's the Aiwaying Expander Retainer and it's widely considered as the retainer that has the most suitable features. The aiwaying expander retainer measures 3.1” wide x 3.15” long x 0.98” high. These mouthguard cases have 8 colors for optional, always one option fit for you. This can be clipped to a backpack or lunch kit to protect retainers everywhere.

The retainer works with most dental health care products, such as teeth grinding mouth guards, tmj appliances, sports and athletic protective mouth guards, orthodontic retainers, invisalign trays, and single dentures. Above all, the aiwaying expander retainer is pink, is used for the perfect size for retainers, It makes for a great buy and has a thicker design.

"A must have for invisalign or retainer wearers. " - says, one customer. In short, buyers found this to be one of the best retainers for daily purposes.

• This is made from strong and durable plastic and will not crack or break.
• This is very handy, is transparent, it is green and has a perfect design.
• The aiwaying mouthguard case protects your mouth guard with a lightweight and durable.

Best For Customer Service: Whoobell Expander Retainer

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We know from years of feedback from readers, amazon sellers, and family and friends what most people want in a convenient and appropriate retainer. The Whoobell Expander Retainer is exactly that - it's a simple retainer that hits all the right notes. The whoobell expander retainer is best for customer service and it is portable. The orthodontic retainer case’s inner size is 2.56 * 2.36 * 0.79 inches (6.5 * 6.0 * 2.0 cm), and 4 cubicles allow you to storage differency. The dental braces case is a perfect travel accessory because it locks and opens in a safe and simple way.

Lastly, the whoobell expanderretainer is made of abs plastic, there is a sturdy tray, has no smell.

Almost all customers quickly discovered that the retainer fits with plenty of space. Moreover, a few also found that the retainer is great for holding pills though and has a very high quality feel. Moreover, a few strongly agree that this retainer case is pretty textured, and has a large space to keep one set ( upper / lower ) of invisalign aligners or retainers secure at home and on the road.

• This can be put into clothing pockets, purses, bags and suitcases.
• This is highly recommended as a nice present for friends, families, teenagers & elderly.
• This fits invisiline perfectly. Additionally, it is discreet and looks nice.
• This case is the perfect size & good quality.

Best With False Teeth: Retainer Box Orthodontic (Set Of 2) Expander Retainer

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The Retainer Box Orthodontic (Set Of 2) Expander Retainer might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few months. The retainer box orthodontic (set of 2) expander retainer is great with great cases and it does the job. You will receive 2 randomly colored retainer cases of the 6 assorted colors pictured. In addition, it is inexpensive and it is a good size.

The retainer is great for retainers and it works pretty well. Further, it is great for storing retainers and it works well. Finally, the retainer box orthodontic (set of 2) expander retainer is pink and it is green.

Almost all customers found that the retainer would break right through in 1 day. In addition, a few strongly agree that the retainer is perfect for invisalign trays. Moreover, a few say that the retainer is so much better than the big bulky denture container. As a result, customers were very happy to recommend it to friends and families.

• This is made of heavy duty plastic with a secure snap latch.
• This is blue, is perfect for a great price and it is pretty good.
• This is great for a set of two.

Best For Right Size: Pission Expander Retainer

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The best part: Pission Expander Retainer costs are comparatively low and it is available to ship in 24 hours. And, the pission expander retainer is 0.84 oz, 3.14“x2.15"x1.1 and this clear aligner case with vent holes which make it dry and clean. You can take it to work, school or travel. The teeth retainer case is made with strong quality durable pp material that will not crack or break easily. Lastly, the pission expander retainer looks amazing in black/blue/white color and is available in 3 other colors: blue/purple/white, pink/light blue/white and green/pink/purple.

Most customers agree that the retainer fits standard retainers to add to that it is perfect and easy to use. In addition, a few say that the retainer is what the pictures and description showed. Further, they strongly agree that the retainer is great for sisu mouth guard. In short, at the price, they believe that they got a steal of a deal with it.

• This is perfect for retainers, is inexpensive and it fits right for the right size.
• It has good cases and it is portable.
• This has holes, but doesn't indicate if they're on one or both sides.
• It won't take up much space in your bag.

Best For High Capacity: Ykelin Expander Retainer

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The Ykelin Expander Retainer's superior materials makes sure that it ages well with use. The ykelin expander retainer is pink, It is great for retainers and has a safe design. The Y-kelin retainer box is light and perfect for you to carry to work, school or traveling. Further, the retainer is very durable, it makes for a great buy and has a perfect design.

Lastly, the ykelin expander retainer is perfect for high capacity, It is portable and has a ventilation design.

Most buyers quickly discovered that the retainer is easy to open and close. And, a few say that the retainer is easy to use when eating out. To sum up, most customers found the retainer suits best, and no one questions it.

• Y-kelin retainer box adopts food grade pp material for your health.
• Tests prove it is more durable and good for you to carry with.
• Fashionable design: white+ pink for your pleasant orthodontic experience.
• A Y-kelin retainer box can contain 2 retainers plus retianer remover plus y-kelin aligner chewies.