This one of a kind design was one of BOGS Design a Boot Contest winners.

100% Waterproof
Constructed with 7mm Neo-Tech waterproof insulation
DuraFresh natural bio-technology activates to fight odors
BOGS Max-Wick evaporates sweat to keep feet dry
Durable, hand-lasted rubber over a four-way stretch inner bootie
Self-cleaning outsole
BLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitats.
Easy on handles
Reflective temperature rating mark on heel