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Fabric tech

AnkleLock™ Technology

GripDry™ Fiber
CUSHIONING
Medium
For versatile comfort
COMPRESSION
Moderate
For flexible support
best for
  • Running
  • Fitness
  • Trail Running
Close-up of the Flite XT GripDry heel and logo
GripDry™ Fiber A proprietary Nanofiber with tiny micro treads to increase surface area, frictional force, and gripping power. It is used in the heel and forefoot to keep you stable in your shoes.
Close-up of the Flite XT sock arch band
Arch Band Support Maintains shape, keeps sock in place and gently supports arch.
Close-up of the Flite XT sock mesh upper
Mesh Upper Provides ventilation and increases breathability, keeping feet cool.

“These are my Goldilocks socks. Not too thick or thin. Breathable, grippy, and this time I ordered the size small which fit my feet perfectly! I love these so much and can't wait to buy more colors!”

– Toni Crabtree | Jackson, United States
Attribute
Flite XT Mid-Crew sock in charcoal gray Flite XT Mid-Crew
Dark gray mid crew sock Flite XT Trail Mid-Crew
Pursuit Quarter Crew High sock in heather gray Pursuit Quarter Crew High
Description State-of-the-Art Stability State-of-the-Art Stability: with Merino All-Season Merino
Compression Level Moderate Moderate Moderate
Cushion Level Medium Medium Medium
Composition
  • 62% Nylon
  • 20% Olefin
  • 14% Polyester
  • 4% Spandex
  • 38% Nylon
  • 24% Merino wool
  • 22% Olefin
  • 13% Polyester
  • 3% Spandex
  • 60% Merino wool
  • 36% Nylon
  • 4% Spandex
Runner wearing tan no-show socks and beige trail shoes
Runner wearing tan Flite XT No Show socks on a rocky trail
Charlotte, NC
  • Engineered to perform, whatever the activity
  • AnkleLock™ Technology featuring targeted ankle and heel support provides protection during quick movement
  • Proprietary GripDry™ fiber in the heel and forefoot grips shoes to keep feet stable
  • 62% Nylon / 20% Olefin / 14% Polyester / 4% Spandex
  • Machine wash cold. Tumble dry low. Do not bleach or iron.
  • Swiftwick socks are made to endure through thick and thin. The Lifetime Performance Guarantee is our commitment both to our products and to our customers, ensuring our socks stand the test of time.
  • If your Swiftwicks wear out for any reason, we’ll replace them. Simple as that.
  • Need to start a warranty claim? Click here.



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Flite XT Mid-Crew

State-of-the-Art Stability

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Swiftwick
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Free shipping on U.S. orders over $25 Guaranteed Lifetime Performance

The Flite XT is the most technologically advanced sock ever developed, providing all-around stability. It offers moisture-wicking fibers, blister-free performance, and medium compression for arch support.

AnkleLock™ Technology
GripDry™ Fiber