The Merino Wool Edition - Black The Merino Wool Edition - Black
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Black
Denim
Gray
Size Guide
Small | Men: 5 - 7 | Ladies: 5 - 8
Medium | Men: 7 - 8 | Ladies: 8 - 9.5
Large | Men: 8 - 9.5 | Ladies: 9.5 - 11
X-Large | Men: 9.5 - 11.5 | Ladies: 11 +
XX-Large | Men: 11.5 +
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The Merino Wool Edition - Black

$17.99 | Free Shipping
🛡️ 30-Day Risk-Free Wear-Test

Select your primary focus below to view the targeted engineering specs:

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⚡ Performance Specs

  • 🚀 Merino Thermal Microclimate: Spun premium Merino fibers naturally insulate in freezing alpine cold and cool during summer heat, regulating foot temperature.
  • 🧠 Dynamic Cushion Buffer: Thick, supportive knit loops protect the calf, ankle, and shin from rigid boot bruising and heavy static load pressures.
  • ⚡ Stride-Shock Dampening: Dense double-layered underfoot padding cushions high-impact steps on rough, uneven wilderness terrain.
  • 🌬️ Organic Moisture Buffer: Merino fibers absorb up to 30% of their weight in moisture before feeling wet, maintaining dry, blister-free feet.

🩹 Pain Relief Specs

  • 🩹 Bio-Thermal Joint Relief: Natural warmth from premium Merino wool boosts local circulation, relaxing stiff joints, sore arches, and tight calf muscles.
  • 🧬 High-Tension Ligament Lift: Structural compression band supports the arch, lifting the plantar fascia to ease morning heel pain and muscle strains.
  • 🛡️ Achilles Protection Matrix: Cushioned shin-to-heel weave cradles the Achilles tendon, preventing boot friction and reducing post-hike swelling.
  • 🧬 Odor-Neutralizing Reset: Natural Merino properties stop bacterial growth on contact, keeping fresh during multi-day backcountry trips.

🧍 Support Specs

  • 🧍 Heavy Duty Postural Grounding: Extra-thick underfoot knit absorbs static body weight, protecting bones and joints from hard ground impact inside work boots.
  • 🛡️ 3D Arch Support Lock: High-density elastic core holds the sock perfectly in place, stopping bunching and heel slippage during long shifts.
  • 🦶 Anti-Chafe Shin Cushion: Extended crew-height cushioning guards against boot laces pressure and hard tongue rubbing, preventing raw friction spots.
  • 🌬️ Non-Binding Comfort Welt: Soft, secure top band keeps the crew sock firmly in place without cutting off calf blood flow or binding.
Black
Denim
Gray
Size Guide
Small | Men: 5 - 7 | Ladies: 5 - 8
Medium | Men: 7 - 8 | Ladies: 8 - 9.5
Large | Men: 8 - 9.5 | Ladies: 9.5 - 11
X-Large | Men: 9.5 - 11.5 | Ladies: 11 +
XX-Large | Men: 11.5 +
QUANTITY
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Product Description

All-Weather Merino Compression for Plantar Fasciitis Relief, Trekking Performance & Heavy Boot Support.

Every other ZaTech style is built from technical synthetic knit. This one isn’t — and that’s the point. The Merino Wool Edition takes our standard plantar fasciitis relief architecture — the same footbed compression that lifts the arch and eases heel pain across the range — and reknits it around natural Merino fiber, the one material that genuinely regulates its own temperature instead of just wicking sweat away from the skin. Warm when the trail drops below freezing, breathable when the boot heats up on a long walk, and cozy to just walk around on a cold winter day.

It’s built crew-height and heavier by design, meant to hold up to hours of wear whenever the temperature drops — whether that’s a hiking boot on a steep trail or a pair of everyday shoes on a walk to the coffee shop. Foot pain and plantar fasciitis don’t check the forecast before flaring, and the compression underneath works the same either way — helping ease it if it’s already there, or helping guard against the strain that leads to it if it isn’t. It’s the edition for any cold day, outdoors or off, where a thin synthetic sock would bunch, blister, or go cold and Merino just doesn’t.

Sizing Guide

Our compression is targeted. For the most accurate fit, refer to the shoe-size equivalents below.

SIZE SHOE SIZE RANGE
Small Men: 5 - 7 | Ladies: 5 - 8
Medium Men: 7 - 8 | Ladies: 8 - 9.5
Large Men: 8 - 9.5 | Ladies: 9.5 - 11
X-Large Men: 9.5 - 11.5 | Ladies: 11 +
XX-Large Men: 11.5 +

*If you are between sizes, we recommend sizing up for daily comfort or down for maximum therapeutic compression.