A CAPACITY BACKPACK WITH A CLASSIC DESIGN. When it comes to choosing the perfect day bag, space is key. Put on ten adidas backpacks and carry all your gear with a backpack. A roomy main compartment and front and side entry ports and access to your belongings. Plus, it comes with a Trefoil logo style so you can be part of your family during everything else. This product is manufactured from Primegreen, a range of high-performance materials derived from waste.