Fast, easy storage. The Contain Top Tube bag is a direct-mount storage solution that offers fast and easy access. Where it thrives On the bike What it&';s built for Storage, convenience Highlights Weather resistant construction and waterproof zipper / black reflective side markers and padded interior panel protection Strap included for additional stability / two mounting position options Length: 245mm, width: 70-55mm taper, height: 105mm, weight: 95g