1- sports backpack with water bottle holder 2- Material : 600D polyester 3- 190T polyester inner linning 1- sports backpack with water bottle holder2- Material : 600D polyester 3- 190T polyester inner linning Product TypeBag Age GroupAdult StyleCustomer designSupply TypeOEMMaterial600D polyester and we can also use other material1680D polyester420D polyester70D nylon / can use material client ...