These boots have everything you need and nothing you don&';t. And we think that&';s what perfection is all about. Did we mention they&';ll keep you warm & dry no matter the weather a 100% Waterproof a Constructed with 5mm Neo-Tech waterproof insulation a BOGS Max-Wick evaporates sweat to keep feet dry a BLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitats a Easy on handles a Comfort rated to -4AdegF/-20AdegC a Reflective temperature rating mark on heel