【𝑪𝒂𝒑𝒂𝒄𝒊𝒕𝒕】17.3 x 8.5 x 8.5cm. The weight of the mountain bike bottle cage is about 100 grams. The Velcro closures support a 5L bottle very well. The mesh pocket on the side of the bottle holder allows you to store tissues or other small items. It has no effect on driving at all and the journey is more relaxed. 【𝑩𝒐𝒏 𝑹𝒂𝒑𝒑𝒐𝒓𝒕 𝑸𝒖𝒂𝒍𝒊𝒕é/𝑷𝒓𝒊𝒙】This lightweight insulated bottle holder is made of polyester fiber, which is not only waterproof and durable, but also heat retention and thermal insulation. The drink can stay hot or cold for a longer time. 【𝑹𝒐𝒃𝒖𝒔𝒕𝒆 𝒆𝒕 𝑨𝒏𝒕𝒊-𝑺𝒕𝒂𝒈𝒏𝒂𝒕𝒊𝒐𝒏 𝒅𝒆 𝒍'𝑬𝒂𝒖】As we designed the drawstring closure for the bike bottle holder, it can be closed more tightly with a drawstring, which also makes your riding safer. The bottom of the bag has a small opening to prevent water from accumulating in case of humidity or overflow of the bottle. 【𝑳𝒂𝒓𝒈𝒆 𝑼𝒕𝒊𝒍𝒊𝒔𝒂𝒕𝒊𝒐𝒏】As the mountain bike bottle holder is large enough, it is suitable for all types of glasses, coffee cups, water bottles and thermoses. It is perfect for storing a water bottle. The mountain bike rack for bike is also suitable for a range of bikes such as mountain bikes, racing cars, folding bikes and wheels. The bicycle cup holder is very adaptable. 【𝑭𝒂𝒄𝒊𝒍𝒆 𝑴𝒆𝒕𝒕𝒓𝒆 𝒆𝒕 to 𝑬𝒏𝒍𝒆𝒗𝒆𝒓】No additional tools are required to install the bicycle bottle holder. The cup holder can be easily attached to all kinds of objects using 2 Velcro fasteners.