Bacterial inhibiting footbed coatings remain effective through 100 washes

100% Waterproof
4mm CR Flex-Foam neoprene liner is 100% waterproof with exceptional comfort, flexibility, shock absorption and heat retention properties; adjusts to the contours of your foot to resist blisters and chafing
XPRESSCOOL anti-microbial evaporative cooling liner
etc Sockliner to reduce friction and heat build up
Lightweight, cushioned EVA midsole for added comfort
Lightweight EVA outsole with rubber pods for optimal traction and support
Pull-tab for easy on and off
Estimated height: 12cm/ 4.7in
Comfort Range: 40F to 95F / 4C to 35C

Vented sidewalls dissipate heat buildup