From work to the pitch and home again, your personal items will remain safe and secure in the CORE BALL BACK PACK, with specialised compartments for your laptop, a ball for sport and other items. The padded straps and backside of this hummel® rucksack promise to keep you comfortable at all times, whilst the adjustable chest strap will keep it in one place. A mesh layer will store your sports ball separate from your other items, a full lining will help to keep items dry, whilst the woven fabric ensures extra durability throughout its use. Measurements include: Height - 48cm / Width - 34cm / Diameter - 19cm with a volume of 31 litres.