The 6 Best Merino thermal tops (2023 reviews)

If you are looking to buy an all-around great top for your daily purpose, minus33 merino wool great top is the right option. A great base layer allows you to minimize bulk, have some style and not worry about getting cold. It's warm and super comfortable. It's long enough to just cover the bum, and the arms are lengthy and roomy enough for a great, comfortable base layer for skiing. It's the perfect mid weight top, true to size, it's scratchy, very warm, well built, all-way stretch fabric, it's longer in length (over hips) and doesn't ride up.

The crew neck is better than a scoop neck for warmth. It is comoletely dry again for comfortable use. It is long enough to just cover the bum, and the arms are lengthy and roomy enough for a great, comfortable base layer for skiing.

Why We Like This:

Warm, soft, lightweight, perfect base layer, fine weave
Perfect as a base layer or by itself
Treat yourself, or a great gift for someone you care about being warm
Very, very soft, and holds its shape & feel after machine washing & drying

Best For felt: Hellyhansen Merino thermal Top

Buy on Amazon

The hellyhansen merino thermal top's superior materials makes sure that it ages well with use. The supersoft merino wool, with its natural insulation properties, offers great comfort and extra warmth on cold days. It is ideal to use as a base layer for skiing. It has a two layer lifa construction with lifa fibers next to skin and soft polyester exterior for rapid moisture management. It is constructed with 100% lifa fiber and is quick-dry, very breathable and super lightweight. It is suitable for medium and high intensity activities where extra warmth is needed.

You can wear it as a layering piece next to skin on cold days, or as a single layer for all year activities. It is at its best when layered underneath another garment as it will push moisture away from skin and make sure you stay warm, dry and comfortable.

Why We Like This:

Great base layer, warm and wicking
High quality long wearing and easy care garment
Lot of satisfied buyers

Best Long Sleeve: Roman trail Outfitters Merino thermal Top

Buy on Amazon

The roman trail outfitters merino thermal top is the best reliable top on the market today. This lightweight merino wool sweater / top is a dream to wear. It is great as a long sleeve for backpacking. The cold air reaches the skin and keeps you cold for the rest of the run. The shirts fit well all the way down the sleeve including the wrist. The material is light and soft against your skin. It is warm, but breathable. This top is super thin and lightweight, perfect as a next to skin base layer.

Why We Like This:

Easy care with machine wash. nice quality and good value
Good brand reputation

Best For outdoor activities: Icebreaker Merino Wool Top

Buy on Amazon

The features department is where icebreaker merino wool top truly manages to shine. Icebreaker merino wool base layers are designed to keep you comfortable in even the most extreme weather conditions. Ideal as a wool base layer for women, this merino wool shirt will keep you warm when skiing or snowboarding. This women’s base layer for cold weather is made with 100% pure merino wool, an annually renewable fiber that naturally resists odor and regulates body temperature, helping to keep you warm when it’s cold and cool when it’s warm. It features stretchy ribbed fabric with a slim fit for lasting, all-day comfort wherever you’re headed for adventure.

This half zip long sleeve top for women fits effortlessly under mid & outer layer pieces for the ultimate cool weather adventure. It is ideal for outdoor activities. It is super lightweight, soft, non-itchy, non-clammy, warm in the cold and cool in the heat, and naturally odor resistant when it’s warm.

Why We Like This:

Stay warm from head to toe in icebreaker outdoor clothing gear
Warm, quick dry and perfect for backpacking
Delivers what they promise

Best For Lapland cold: Minus33 Merino Wool Merino thermal Top

Buy on Amazon

Compared with other top in this category, the minus33 merino wool merino thermal top has a convenient design. Worn over your base layers, mid-layers are designed to keep you warm, with the versatility to help cool you off when temps change. It offers a large size selection in a princess cut regular fit. It also has a different seam design which wraps the hips and ankles. It wicks well, moves well, and grips you with little bunching or binding. There is room for another layer under this.

This is a nice heavyweight top, can be used as a base layer, or over another thinner layer. It's a great base layer wash and dryer too.

Why We Like This:

Very nice and warm when using to snowmobile
Excellent for a very cold winter in ontario
Very soft, not too bulky, plenty long enough to tuck in
Comfortable, warm, not scratchy, great for hunting or outdoor activity

Best premium: Icebreaker Merino thermal Top

Buy on Amazon

Best part: icebreaker merino merino thermal top is available to ship in 24 hours, the premium features compensate for the higher price. Icebreaker merino wool base layers are designed to keep you comfortable in even the most extreme weather conditions. The 200 oasis long sleeve half zip features a technically capable yet flattering silhouette with the benefits of 100 % merino wool. It features underarm gussets and set-in sleeves for added mobility, and offset shoulder seams and flatlock stitching throughout prevent chafing across the spectrum of daily motion. The odor resistant and comfortably worn top helps regulate your temperature.

This half zip long sleeve top fits effortlessly under mid & outer layer pieces for the ultimate cool weather adventure. It provides clothes for men, women and children. Merino wool's wicking properties and incredible breathability make these base layers an excellent choice for all your activities including running, backcountry ski tours, mountain biking or even those cold winter days in the city. It comes with the addition of a classic zip-neck design, this top allows you to make quick temperature adjustments when you're on the move.

Why We Like This:

Stay warm from head to toe in icebreaker outdoor clothing gear
Good brand reputation