Description This item is a Bottle Cage Mount Base, manufactured with premium and high-grade silicone material, so that it can serve you for a long time. Material can ensure its durability and practicability. It is a nice accessory for your bike to store a water bottle rack. Stretch ability is strong and can meet most bicycles and stroller frames. Features -Color:Black -Material:Silicone -Size:17.50X9.00X1.00cm/6.88X3.54X0.39in - Made of high-class and good silicone material, safe and durable, with good texture. - The reasonable design structure makes it suitable for most water bottles rack and has good adaptability. - The Bike Water Bottle Holder will not easily fade or produce scratches. It is very useful. - The appearance design is simple and generous, which can match your bike style very well. - The excellent production technology makes the product have good stability and durability, and can serve you for a long time. Made of high-class and good silicone material, safe and durable, with good texture. The reasonable design structure makes it suitable for most water bottles rack and has good adaptability. The Bike Water Bottle Holder will not easily fade or produce scratches. It is very useful. The appearance design is simple and generous, which can match your bike style very well. The excellent production technology makes the product have good stability and durability, and can serve you for a long time.