Design: The Burrow slipper provides you with the comfort of home while it's midsole/outsole allows you to go on many adventures Zipper pocket on the top lets you stash small items like keys or cash In-Shoe Comfort: Victori foam midsole/outsole adds lasting comfort Fleece-like material lines the inside (and sockliner) for added warmth and comfort Durability & Traction: Outsole traction pattern helps on a variety of surfaces and adds a spring to your step