Design: Upper: 100% recycled P.E.T. ripstop upper with non-PFC durable water-repellent finish to help keep feet dry Collapsible heel with elastic side panels for easy on/off In-Shoe Comfort: Lightweight ThermoBalla" Eco insulation retains warmth Oso fleece collar lining for comfort Durability & Traction: Sole Unit: 20% recycled rubber outsole for supreme traction Additional Details: Sizes: Medium 7a "14 (whole sizes) Approx Weight (A 1/2 pair): 8.1 oz (231 g). Men's Casual Shoes from the The North Face brand.