The Bogs® Mesa Chickens boots have everything you need and nothing you don't. Crafted from rubber upper, nylon lining, and polyurethane insole, this pair of waterproof boots features round toe, Bio-based footbed that provides comfort while minimizing environmental impact, and pull-on style. It is constructed with 5mm Neo-Tech waterproof insulation, duraFresh natural bio-technology that activates to fight odors, BOGS Max-Wick that evaporates sweat to keep feet dry, and mark II slip resistance.Rubber outsole.Imported.Product measurements were taken using size 7, width M. Please note that measurements may vary by size.Measurements: Weight: 1 lb 13.3 oz Circumference: 15 1⁄3 in Shaft: 18 in SKU 9990802