• Waterproof & Wear-resistant: This bike top tube bag is made of TPU material and is 3D integrally molded. Benefit from the excellent performance of TPU, high mechanical strength, TPU material has outstanding carrying capacity, excellent elasticity, impact resistance and shock absorption performance. Even in the harsh outdoor conditions, this bicycle bag can be waterproof and wear-resistant
• Optimal Storage Place for Small Items: The main compartment is 8.66"*2.16"*2.28"(L*W*H). The bike frame bag fits small essential items like a cell phone or a wallet; Your legs won't touch it at all while pedalling
• Knob Locking: The bicycle bag is installed on bicycle frame by Knob locking system with elastic cord, easy to be removed
• Streamlined Design: Wide at top, narrow at bottom, riding without touching legs, reducing the wind resistance
• Rhinowalk is focus on bicycle bags, please contact us if you have any problems