Large expandable storage bag with waterproof main compartment and drop down panniers for extra storageIntegrated water bottle/drink holder and included shoulder strap add to the convenience factorRF seam sealed inner liner and waterproof zipper on main compartmentUniversal and durable trunk bag with plenty of space for your belongingsFront and bottom straps securely attach the bag to the rackReflective side and rear accents for improved visibility and safetySide zipper pockets for additional storageHandle on top for carrying while off the bikeVelcro Straps13x9x8` 1400 c.i.BlackXXX-Large (700+ c.i.)UPC/EAN/GTIN: 859402006352