NylonImportedBreathable textile linings. Features ANATOMICUSH? technology; designed with a single-density layer of anatomically curved cushioning for superior comfort. Lightweight, flexible, and slip-resistant outsole with rubber pods outsole. Awarded the APMA Seal of Acceptance, for footwear found to promote good foot health. Imported. Measurements: Weight: 6.2 oz Product measurements were taken using size 7, width M (B). Please note that measurements may vary by size. Weight of footwear iGet unbelievable comfort in the unique F-Sporty Uberknit Sneakers!Stretchy and breathable nylon knitted uppers with a round toe.Low-top silhouette with an elastic collar.Easy slip-on style with laces and a heel tab.