Timbuk2 Bicycle Seat Pack, Medium Size VELCRO brand strap is the new feature of the Timbuk2 Bicycle Seat Pack, attaching it to any bicycle seat post. Also with rubberized piping, hook and loop straps, securing the Bicycle seat is easier than ever. A king ring tether is conveniently built inside. Whether you are cycling through the countryside or through the highlands pack has the capacity to carry all your valuables such as ID card, power gel, keys and cash. Choose your color and style. With long-lasting durability Timbuk2 products have a lifetime warranty; they stand behind the legendary quality, and craftsmanship of all their products. Choose the Timbuk2 Bicycle Seat Pack, Medium Size today.