Outer material - Rubber

CUSHIONING: Premium materials provide cushioning for the entire foot bottom

Inspired by the original BB680 for timeless style

Extra padding in the spring back heel

Heel shape: Wedge

MERRELL COLDPACK 3 THERMO MOC WATERPROOF WOMEN'S USE_CASUAL Outer material - Rubber200 grams synthetic lightweight, low bulk insulation for warmth and comfort. Complete with Solarcore Aerogel insole provides underfoot superior warmth while being extremely flexible and ultra thin Waterproofing: Waterproof full grain leather upper, complete with a waterproof membrane seals out water and lets moisture escape Traction: Vibram Arctic Grip All Terrain outsole designed to effectively extend the winter traction season, due to the enhanced