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Few small comforts beat a pair of warm wool socks on a cold morning. Alpaca wool has a devoted following for its soft feel, and merino is the go-to for hikers. We compared Amazon listings and customer reviews to pick five natural-fiber socks: three alpaca options and two merino favorites. We haven't tested them ourselves. Wherever a listing shows the fiber blend, we've included it exactly as the listing states it. Socks also make one of the easiest Christmas gifts you can give.

Quick picks

  • Best alpaca gift set: BRUBAKER Warm Alpaca Socks, 4 Pairs
  • Best alpaca and merino blend: GoWith Alpaca Wool Socks
  • Best made-in-USA alpaca: HOLLOW Alpaca Crew Socks
  • Best merino boot sock: Darn Tough Hiker Boot 1405
  • Best merino crew sock: Smartwool Hike Classic Edition Full Cushion

BRUBAKER Warm Alpaca Socks (4 Pairs)

BRUBAKER's set gives you four pairs of thick socks in different colors, which makes it easy to split between people or keep as a winter stash. The listing describes them as 100% alpaca wool with ecologically dyed yarn, and says the toes are finely linked so there's no seam to press on your feet.

A few reviewers say the socks don't feel the way they expected all-alpaca socks to feel, so read recent reviews if fiber content is a priority. The thick knit is made for slippers, boots and lounging at home more than for snug dress shoes.

GoWith Alpaca Wool Socks (2 Pairs)

GoWith goes for a blend. The listing gives the mix as 40% alpaca wool, 45% merino wool, 12% polyamide and 3% elastane. The synthetic fibers add stretch and help the socks hold their shape. The crew length is designed to sit above a boot, and the brand lists a lifetime guarantee covering wear, tear and manufacturing defects.

Sponsored picks

Juclise baby alpaca wool boot socks

Soft baby-alpaca-blend boot socks for winter.

Check price on Amazon

They come in several patterns and colors, which helps if you're buying a gift for someone with a particular style.

HOLLOW Alpaca Crew Socks

HOLLOW's crew socks are made in the USA, according to the listing, using imported Peruvian baby alpaca fiber. The listing gives the blend as 47% Peruvian baby alpaca fiber, 47% nylon and 6% spandex. HOLLOW pitches them as warm without the bulk of heavy winter socks, and suggests wearing them for hiking, travel, work boots and everyday use.

Care instructions call for washing cold and hanging to dry, so they need a bit more attention than cotton socks.

Darn Tough Men's Hiker Boot Midweight Full Cushion (1405)

Darn Tough is one of the best-known names in merino socks, and the Hiker Boot is a staple of its lineup. The listing gives the blend as 66% merino wool, 32% nylon and 2% Lycra spandex. It's midweight with full cushioning throughout, sits at mid-calf, and is made in the USA.

Sponsored picks

Darn Tough Vermont men's micro crew cushion socks

Merino wool socks from a Vermont sock maker.

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The headline feature is the lifetime guarantee: the listing says that if the socks wear, tear or develop holes, Darn Tough will replace them. That makes it a great gift for hikers and anyone who's hard on their socks.

Smartwool Men's Hike Classic Edition Full Cushion Crew

Smartwool's Hike Classic Edition is another long-running merino favorite. The listing gives the blend as 66% merino wool, 33% recycled nylon and 1% elastane. It's a full-cushion crew sock made in the USA, with what Smartwool calls a virtually seamless toe, a flat-knit toe seam designed for comfort.

It's sold as a single pair, so it works best as a stocking stuffer or tucked into a bigger gift.

How to choose wool socks

  • Check the blend. Socks are rarely all wool. Nylon and spandex add strength and stretch. Look for the exact percentages on the listing.
  • Pick a cushion level. Thick, full-cushion socks feel cozy for cold days. Lighter socks fit better in sneakers and dress shoes.
  • Choose the right height. Boot and crew heights add warmth and keep boots from rubbing. Ankle socks are better for warmer days.
  • Read the care label. Some wool socks are machine washable. Others want a cold wash and air drying.
  • Size carefully. Many listings use men's or women's shoe-size ranges, so check the chart before ordering a gift.

FAQ

Is alpaca wool warmer than merino? Both are popular for cold weather, and the answer depends on the sock's thickness and blend. Compare cushion level and fiber percentages rather than the fiber name alone.

Why do wool socks contain nylon? Nylon and spandex add durability and stretch, which help socks keep their shape. That's why most of the listings here include them.

Are these socks good gifts? Yes. Multi-pair packs like the BRUBAKER set are easy to split, and the Darn Tough lifetime guarantee is a nice bonus for hikers.

Did you test these socks? No. We compared Amazon listings and customer reviews to choose these picks.

As an Amazon Associate, we earn from qualifying purchases.

Sponsored picks

adidas men's cushioned athletic crew socks, 6 pairs

Cushioned crew socks for training, sold as a six-pack.

Check price on Amazon

Darn Tough Men's Hiker Boot Midweight Full Cushion Socks (1405)

A merino boot sock with full cushioning and a lifetime guarantee.

Check price on Amazon

The picks

1

BRUBAKER Warm Alpaca Socks, 4 Pairs

A thick, four-pair alpaca sock set that's ready to give as a gift.

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Pros

  • Listing says 100% alpaca wool
  • Four pairs in different colors
  • Seamless finished toes per the listing

Cons

  • Some reviewers question the fiber feel
  • Thick knit may not fit snug shoes
2

GoWith Alpaca Wool Socks, 2 Pairs

An alpaca and merino blend in a boot-friendly crew length.

Check price on Amazon

Pros

  • Listing blend: 40% alpaca wool, 45% merino wool, 12% polyamide, 3% elastane
  • Crew length for boots
  • Brand lists a lifetime guarantee

Cons

  • Two pairs per pack
  • Patterned styles won't suit everyone
3

Pros

  • Listing blend: 47% Peruvian baby alpaca fiber, 47% nylon, 6% spandex
  • Made in USA per the listing
  • Lighter feel than thick winter socks

Cons

  • Wash cold and hang dry
  • Less alpaca than an all-alpaca sock
4

Darn Tough Men's Hiker Boot Midweight Full Cushion Socks (1405)

A merino boot sock with full cushioning and a lifetime guarantee.

Check price on Amazon

Pros

  • Listing blend: 66% merino wool, 32% nylon, 2% Lycra spandex
  • Made in the USA
  • Guaranteed for life per the listing

Cons

  • Boot height is too tall for low shoes
  • Men's sizing
5

Smartwool Men's Hike Classic Edition Full Cushion Crew Socks

A classic merino hiking sock with a flat-knit toe seam.

Check price on Amazon

Pros

  • Listing blend: 66% merino wool, 33% recycled nylon, 1% elastane
  • Made in the USA
  • Virtually seamless toe

Cons

  • Single pair
  • Men's sizing

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