All backpacks are customized to individual consumer needs. Backpacks contain hooks to hang infusion/ feed bags, a grommet that allows the tubing to discreetly be fed through the back of the backpack, an easy access front pocket when the pump can be placed for accessibility and comfort. Sling Backpack Gender: Unisex Material: Canvas Color: Navy, Teal, Red & Grey Size: W21*D4*H35cm Style: vintage