DescriptionThis product includes five bottle holders, manufactured with premium material for durable and long-lasting use. The scientific structure design will ensure its practicability and popularity for bottle holding, storing your bottle securely. Suitable for or mountain bike use.Features-Color: Black, silver, red, blue, yellow. -Material: Aluminum alloy. -Size: 15x7.5x3cm/5.9x3x1.2inch. - High qualityAluminum alloy for durable and long-lasting use. - Special and scientific design with sturdy structure. - Lightweight for portable carry and easy to install. - Solve the problem that the water bottle will be collided when you ride outdoor. - High strength and high hardness, not easy to deform. Suitable for bicycles or mountain bike use.