Design: Constructed with 5mm Neo-Tech waterproof insulation DuraFresh natural bio-technology activates to fight odors Reflective temperature rating marking on heel Easy-on handles 100% waterproof In-Shoe Comfort: BLOOM eco-friendly algae-based EVA footbed that helps clean polluted water habitats Additional Details: Comfort rated to-22°F/-30°C Height = 7 inches Circumference = 9 inches Country of Origin : Imported Style : 78759 Brand : Bogs Web ID: 21BGSGKGRSPFLWRSXFBO