Feetures HIGH PERFORMANCE Ultra Light Quarter Black 25 structured opening makes for easy

structured opening makes for easy

We've updated the fit of our Women's Classic Thermal Merino Base Layer 1/4 Zip to improve functionality while also enhancing aesthetics

Features a water-resistant

Improved fit plus full mobility

No-Slip Cuff

Feetures HIGH PERFORMANCE Ultra Light Quarter Black 25 structured opening makes for easyFA2501 With no cushioning and quarter height coverage, you get cool comfort and protection from trail dust and debris. Perfect for runs, gym sessions, and on the go dayseasy to grab, easy to love. Arch Band Arch Band hugs your entire foot for maximum support. No slides. Total security. Seamless Toe A seamless toe reduces friction where it matters most. Bye bye, blisters. Seamless Heel Seamless, fitted heel cup that won't slip, bunch, or rub. No Slip