Double side bag with two zipper pouch on them, very large capacity for your outing necessities, and not too big and not too small to fit well on your bike seat rack. Avery convenient storage bag for riding trap and camping with your friends and families~ Features: Side bag dimensional: 11.8*10.2*5.5in, large for your outing necessities. Quick release buckle, easy to open and close. Two zipper pouches on side bag secure your phone, wallet, keys and so on little items. Reliable polyester bag, wear resistant and water repellent. Reflective stripes is visible when riding in dark. Nice pannier for riding trip, camping and outing with friends and families. Specification: Material: Polyester Color: Grey / Black (optional) Side pouch: 30 * 24 * 14cm / 11.8 * 10.2 * 5.5in Weight: 716g / 1.5lb Package weight: 736g / 1.6lb Package List: 1 * Bike Pannier