Thank you for viewing! --- This is a convenient drink holder that can be attached to the handlebars of bicycles, motorcycles, strollers, and more. Easy installation with a separately sold 5mm hex wrench: Includes rubber packing for secure attachment to the handlebars, designed to prevent slippage. Versatile compatibility: Widely compatible with plastic bottles, water bottles, coffee cups, etc. Excellent durability: Made of durable materials, providing peace of mind for outdoor activities and long rides. Perfect for a wide range of situations, from commuting and going to school to touring and outdoor adventures! You can always have your favorite drink within reach, supporting a comfortable ride. --- [Size] Height: Approximately 150mm Cup inner circumference: Approximately 230mm (with packing inside) Bracket opening inner circumference: Approximately 60mm (with packing inside)