Social Ride Cycle Co. Bike Bag, Bike Pouch Under seat, Bicycle Accessories Bag EIGHT EXCITING COLORS - Express your individual style with 6 vibrant color options STAY SAFE  A reflective strip and tail light strap keep you visible WATER RESISTANT  Made from a Durable Polyester blend to keep your essential gear safe from the elements EASY INSTALLATION - Attaches in seconds with snap-in buckles and a Velcro strap SMALL BIKE BAG - 6.5 x 3.5 x 4.5 inches (L x W x H)