Endurable Materials Unbreakable iron construction with secure straps provides wear resistance and waterproof capability, making it suitable for outdoor adventures and reliable performance over time. AntiSlip Protection Design Rubber pads prevent sliding or jolts, and elastic straps hold items firmly on rugged biking routes. Effortless Setup Process The stoper mount uses a 6step adhesivebased installation process, enabling quick and easy securing of stoppers or bottles to your bike. Wide Range of Uses Optimized for bikes with tube circumferences from 9 to 30 cm and compatible with stoppers measuring 5 to 10 cm in diameter, offering versatile installation options for a broad range of devices. Use Scenarios On rough mountain trails, secure water bottles or stoppers to the frame to prevent loss during sudden bumps. For longer rides and bikepacking, rely on waterproof, durable mounting to withstand weather and wear while keeping essential items accessible. In daily commuting or urban rides, the 6step installation lets you attach or stoppers or bottles quickly without tools.