Eco-friendly Material high quality polyester, safe and good for the environment. .Size43 x 34 cm, 10pcs 10 colors, different colors can be used for different purposes. .Fastening: Drawstring .Loose .Abnii-11 .Wide range of uses These drawstring pockets are suitable for gyms, schools, sports, travel, camping, hiking, theme parks, etc. Creative gifts for childrens birthday parties, carnivals, construction gifts, childrens safety sports, sports promotions. .Easy To AdjustBackpack Drawstring There Are 2 Straps Each Side, And Bottom Corners Are Reinforced With Triangle Pu Leather With 2 Metal Grommets. You Can Drag The String To Close The Bag, Then It Can Be A Backpack. .Very suitable for storing shoes, toys, small electronic products, stationery, towels, clothes and groceries, etc. used for outdoor activities, sports, holidays, schools, supermarkets, travel and home storage .