DESCRIPTION Keep your essentials dry and accessible with this waterproof top tube bag, featuring advanced sonically welded DryBag technology. Designed to keep your contents safe from the elements, this bag ensures that everything stays dry, even in the toughest conditions. Its hard shell construction maintains a sleek, streamlined shape that prevents leg contact while riding, offering comfort and efficiency. Perfect for carrying energy bars, gels, snacks, or small electronic devices, this top tube bag provides quick, easy access to all your necessities without compromising on performance. Stay organized and prepared for every ride! SPECIFICATIONS CAPACITY 0.8 L / 50 ci COMPARTMENT One main MATERIAL Plastic hard shell / TPU BAG ATTACHMENT Adjustable nylon straps and waterproof zipper TOP TUBE DIAMETER Fits ø38 - ø52 mm HEAD TUBE DIAMETER Fits ø53 - ø100 mm SIZE 22.8 x 8.9 x 5.9 cm / 9” x 3.5” x 2.3” WEIGHT 100 g / 3.53 oz FAQ What is the storage capacity of the Fastfuel Tribag?The Fastfuel Drybag capacity is 0.80 L. How do I attach the Fastfuel Tribag to my bicycle?The Fastfuel Drybag straps on the top tube and head tube, securing with nylon velcro straps Is the Fastfuel Tribag waterproof?Yes. Not suitable to submerge.