Topeak’s Aero wedge Saddle Bag is sleek and aero for carrying tools, food, wallet, keys, maps, spare tubes, mini pump, and anything else you need to carry. Aerodynamic styling with traditional strap mount. Features: • Aero shaped wedge pack with positive locking QR buckle and high strength straps. Large openings swallow up all the things you take with you. • Gussets hold the rear flap in place when open. Hard wearing fabric. • Expanding design on M & L models for extra capacity • Tail light strap included • 1000 Denier Teflon coated fabric • 3M Scotchlite reflective safety strip