The Bogs B Puffy Mid offers both sleek and stylish look with a lightweight feel. It comes with subzero insulation to keep you very warm in cold winter temperatures. This plush quilted style gives you a cozy look while the Bogs Rebound cushioning will add bounce your step. Inside, fleece lining provides warmth and comfort and the Bogs Max-Wick removes sweat and keeps you dry. It is comfort rated to -40°F/-40°C.