adidas Trefoil 2.0 Mini Backpack. Forget the bulk. It's all about ease with this adidas mini backpack, that carries everything you need and nothing you don't. Don't let its compact size fool you. The little bag packs a big punch when it comes to style. That's what the Trefoil logo is here for. Carry loop on top. Front zip pocket. Adjustable shoulder straps. Dimensions: 6.5" x 4" x 8.5". 100% Recycled Polyester. Imported.