Profile Design ATTK XL WAHOOSale Strategically placed mesh inserts on

Strategically placed mesh inserts on the sleeves for better ventilation

The Femto's versatile rubber mounting strap quickly and securely mounts to a variety of seat post sizes and a waterproof

Optimised Aerodynamics

The keyhole also comes with a manually operated cover to prevent dirt and corrosion from damaging the device

Profile Design ATTK XL WAHOOSale Strategically placed mesh inserts onThe new Extra Large ATTK top tube box allows you to fit even more of your preferred nutrition in a sleek package that tucks out of the wind behind the stem. ATTK XL is designed to improve aerodynamics while offering a streamlined storage solution. The uniquely designed shell allows cables to route straight through to the top tub. Mounting is simple using top tube braze ons on compatible bikes. Features The ATTK XL offers easy access with flexible