This Adidas Sports Functional Backpack keeps your gear organised no matter what you\'re doing. Inside and out, there is plenty of pockets to store your wallet, resistance bands, and a water bottle. A yoga mat or foam roller can be held in place by the external straps. Made out of durable materials, to last you a good while, fully recommend it! To view more of Adidas , press here. Adidas Sports Functional Backpack Black/Black 100% Recycled Polyester Twill Volume: 30.75L Contrast Lining Zip Pocket in Flap and Side Slip-In-Pockets Inner Pockets and Straps For Organisation Separate Wet/Dry or Shoe Compartment Chest Strap Twill Description by: Vik