Features: Good quality waterproofed component ensures that the kettles remain dry in harsh weather conditions. Provide a practical method for carrying beverages while ensuring their safety. Suitable for water bottles of different size, easily to install. Suitable for mountain bike and electric bike enthusiasts, especially long-distances cyclists. Suitable for outdoor cycling, commuting, and leisures travel, convenient for carrying drinks. Specifications: Color:Three Elections Dimension:12.6×2.2cm/4.96×0.87in Component:silicones Package Includes: 1Set Magnetic Bike Water Bottles rack note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.