The Sperry Crest Vibe BIONIC lace-up sneaker combines its classic nautical look with environmentally friendly technology, helping to save the sea and coastal areas we all love! Each pair of Sperry BIONIC shoes is woven from, on average five recycled plastic bottles. Upper made with BIONIC material, which is woven from, on average, 5 recycled plastic bottles. Traditional lace-up style with genuine rawhide laces and rust-proof eyelets for a secure fit. Soft, abrasion-resistant lining allows fora comfortable interior fit. Plush memory foam footbed delivers lightweight cushioned comfort. Flexible, non-marking rubber outsole with the original Razor-Cut Wave-Siping provides the ultimate traction on both wet and dry surfaces. Imported. Measurements: Weight: 12 oz Product measurements were taken using size 8.5, width M (B). Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.