Made of clear PVC material. Clear drawstring bag is very durable and well made. The clear string bag is made with water-resistant PVC, so that you can quickly and easily wipe away spills, dirt and grime. This clear plastic drawstring backpack will make the security process go more fast and smoothly. This useful and practical backpack is ideal for stadiums, events, schools and universities, the workplace, all a must. Customer logo is available.