Frame bag that pulls double duty as a top tube bag Works with bikes with limited space between top and down tubes Multi-position straps with elastic to mount firmly on top tube Side zippers allow the rider to access their gear at any angle Use 2 for extreme storage needs and trekking Velcro Straps 13.5x4x1.5` 70 c.i. Black Small (1-100 c.i.)UPC/EAN/GTIN: 859195003958