1 Stay hydrated during cycling: Quick and easy access to your bike water bottle when you need it. Great for road, mountain bikes, hybrids, touring, and e-bikes. 2 Durable and lightweight: The bottle cage is integrally formed, with a sturdy and lightweight design. Step on the water bottle cage with your foot, and the bicycle bottle cage will not even break when you ride a bicycle, and the load-bearing capacity is very strong, it is worth having. It does not give extra burden during the riding process, and travel is also very easy. 3 Flexible design: The arms of the water bottle holder can wrap around the bottle to ensure a firm hold, so you don't have to worry about it falling off during riding. Whether you're riding fast on the road or on bumpy trails, you can be sure that a complete water bottle is securely fastened. 4 Easy Installation: It takes less than 60 seconds to install these bike water bottle holders. Use a 3mm Allen key to secure the stainless steel bolts to the bike frame. Installation and removal are easy. 5 Universal size: This lightweight bike water bottle holder is designed to fit most sizes of bike water bottles. Designed for cyclists, it keeps a water bottle within easy reach of you while you ride. These bike water bottle holders are designed to last a long time.1*Bicycle Bottle Cage1*Wrench2*ScrewName: Bicycle Bottle CageMaterial: pcSize: 13.5*7CM