1. Lighterweight (only 28g)and very sharplooking weave carbon fiber2. Eye-catching flared mouth enables faster bottle insertion and removal3. Nicely hug the bottle and fit on the bike for rough terrain off road use4. Good Quality: the carbon fiber is legit， not just plastic with a "carbon fiber paint job"5. Suitable for 78mm diameter of bottlesSpecification:Material: Carbon FiberColor: BlackWeight: 28gPackage Content:2* Carbon Fibre Water Bottle Cage4* Screw