OSdream Waterproof Nylon Backpack/Middle School Students Backpack Laptop Bags for Men and Women Material : high quality waterproof nylon fabric, Our shipping time about 8-15 days or so, less than a month Size30X45X12 cm11.8X17X4.7 inch(L*H*W), Manual Measurement, a slight error One of the main package, two side pockets, inner compartment designone front pockets Neutral / suitable for men and womenSuitable for ages: 6-16 year