This water bottle cage from RockBros is the perfect accessory for your bike. It is designed to securely hold your water bottle and is made of durable plastic. The cage is compatible with most bikes and has a height of 8-9cm and a length of 15cm. It weighs only 30g. The multicolor design adds a touch of style to your bike. This product is ideal for cycling enthusiasts who want to stay hydrated while riding.