Butterflies. 100% Waterproof. Outdoor footwear for the littles These Baby Bogs Butterflies are perfect for your little girls. They are 100% waterproof and have 3mm Neo-Tech waterproof insulation. Their feet will stay dry with Bogs max-wick as it evaporates sweat. DuraFresh bio-technology fights odors and they have Bloom algae based EVA footbeds with help to clean polluted water habitats. They have a hook and loop strap around the back of the boot and have easy pull on handles. They and a round toe and plush lining. Comfort rated to 14° F/-10° C. Bogs run small, order a size larger than normal. Bogs Style Number 72606I.