Come and see our amazing products. Drawstring Back Pack, 420 D polyester construction. Bright colors! The Daypack Drawstring Backpack is made out of a strong, durable 420 denier polyester, and includes a drawstring closure, front pouch with zipper, and small opening for earbud wires. Lightweight and durable, this drawstring backpack travels well and makes for a great giveaway item at events. Pls confirm with us about the packing info, stock color and exact production time before placing your order.