Dimensions11.75 x 9 x 20 inches (L x W x H). Lightweight, only 2.3LB. Large Capacity Roomy Space with practical pockets provides you enough items storage and helps you organize them easily, including 1 front pocket/1 main large compartment/2 side pockets (for bottle and umbrella)/1 shoe compartment. The main compartment contains 1 upper mesh zip pocket, 1 notebook compartment, 2 zip pockets, and 2 slots, can hold your iPhone, iPad, pen, keys, wallet, magazine, clothes, and also be placed in cameras, power bank, etc. Quality MaterialMade of Vintage canvas, it is durable, sturdy, skin-friendly and easy to clean or wipe. Adopt SBS professional zippers and thick, padded, breathable pads, provide you strong back support and release shoulder burden. Handle strap and shoulder strap are light and steady with a long-time service. Functional Design4 carry ways (Backpack/ Shoulder Bag/ Crossbody Bag/Handle Bag). It has an adjustable long strap suitable for every body