Elevate your adventure with the TWIST 450 Bottle + Bike Base. This sleek design uses strong magnetic force and mechanical latching to cagelessly secure bottle to bike. Our patented technology magnetically snaps your bottle in place and only releases when you give it a TWIST. Never lose a bottle on the trail again! As our smallest bottle, the 450 is perfect for small frames or for those who like to ride light.Always BPA-Free & BPS-Free. Includes TWIST Bike Base and screws for mounting to standard braze-ons. Make sure to use the provided screws when attaching your Bike Base. Check out our Bottle Fit Template to find the right bottle for your bike today!