self tightening lacing systems maintain optimal pressure during activity

100% Waterproof
Fully lined with 4mm CR Flex-Foam neoprene, 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to the contours of your foot to resist blisters and chafing
Breathable mesh lining facilitates air circulation to improve comfort and reduce heat and moisture
Dual density comfort footbed with memory foam for long lasting cushioning
EVA midsole for lightweight comfort and shock absorption
Extended rubber coverage for added protection
bioDEWIX antimicrobial footbed insert topcover with NZYM for odor control and moisture management
Combining Vibram's All-New Arctic Grip All Terrain outsole with XS Trek Evo compound and their New Traction Lug Technology for added durability and grip on wet and dry surfaces; providing improved traction on loose terrain.
Pull-tab for easy on and off
Estimated height: 12 in. / 30 cm
Estimated max calf circumference: 17 in. / 43 cm
Comfort Range: -20F to 50F / -30C to 10C

Keeps Feet Stable