Stay active in flexible lightweight comfort with Skechers Flex Advantage 4.0 - Providence. This sporty lace-up features a mesh and synthetic upper with a Skechers Air-Cooled Memory Foam cushioned insole. | Skechers Men's Flex Advantage 4.0 - Providence Sneaker in Navy Blue/Blue, Size 9 | Textile/Synthetic, Vegan, Machine Washable. UPPER: Waterproof nylon upper. Seam-sealed waterproof construction. Laces are not waterproof Sole:Rubber