NWOT Outer–100% soft manmade Pu Leather Inner–100% Waterproof Nylon Strap–100% nylon; Hardware- Gold. Bottle warmer:thermal insulation materials. Leather fabric is durable and easy to clean MULTIPLE POCKETS: 7 outer pockets (including 3 front insulated pockets) & 7 Inner Pockets (Including 2 insulated pockets and 1 wet-dry divided pocket) Offers a spacious interior to keep everything like breast pump, baby outfits, and snacks in an organized, orderly way, without being bulky. On-the-Go Convenience: Adjustable shoulder straps, easy-grab top handle and stroller straps allow you to wear this diaper bag as backpack or attach to a stroller. Strap in back slides onto luggage handle, very convenient when you travel with your baby Dimensions 10.5″*7.3″ *13.5″(L×W×H)