Capacity for 40 discs or a large CDWallet and accessories or 13" laptop. Waterproof 1680D nylon, exterior pockets for headphones, needles or other accessories, padded shoulder strap, strap to attach to trolley handle. Compatible with most airlines' carry-on baggage requirements. Measurements: Exterior 32 x 32 x 20cm, Interior 31 x 31 x 15cm