Topeak wedge aero iglow wstrapthis topeak wedge aero iglow wstrap is aerodynamic water repellent and fits snugly under your saddle featuring iglow technology for enhanced safety at night and low visibility conditions this bag will improve your visibility to other road users an innovative quick release buckle system allows you to mount and remove quickly a full length zipper secures your food phone wallet tools and other essentials featuresmaterial 1000 denier nylon3m reflective st