22.4"l x 18.1"w bag black drawstring backpack bags bulk x-large sports cinch sack gym string bags machine washable

1.diy art friendly: our polyester cinch sacks are heat-resistant, so you can do heat transfer printing and diy painting on these string bags. 2.drawstring bags design&lightweight: there are two straps on each side, and the bottom corners are reinforced with triangle pu leather with two metal grommets. 3.large capacity: drawstring backpack bags for carrying items like exercise clothes and shoes, towels, water bottles, books and notebook or other school supplies, other various snacks. 4.qualified material: draw string sport bags made of high-density polyester fabric with pu leather reinforced corner. wide application: these cinch pull string backpacks can serve as traditional backpacks, gym bags, travel cinch bags, and bags when you go to schools and supermarkets, suitable for home storage..syi