The C.I.M. Cage is made to keep a firm grip on your water bottle regardless of the road surface or trail condition. Using long carbon fiber reinforced polyamide, the injection molded cage has a tuned grip and full-contact rails to prevent bottle creep and ejection.At 31 grams, the C.I.M. Cage is lightweight while still doing its jobMade in UtahItem SpecificationsAccess StyleTopBottle TypeStandardColorBlackDefined ColorBlackWeight31 ENVE Composites C.I.M Top Load Water Bottle Cage Water Bottles UPC: 810125051784