Features a patented cleat-to-clip locking mechanism that facilitates bottle accessibility and retention during rides, the BottleCleat is a compact cageless hydration solution that preserves the silhouette of the frame. The Birzman patented retention clip is of a symmetrical construction, designed to be used on either side providing a flexible orientation of assembly according to handedness. The bottle body is made from FDA-approved food grade LDPE, and the spout of BPA-free TPR. Features Body Material: FDA-approved food grade LDPE Spout Material: BPA-free TPR Cap: HDPE Volume: 650ml / 21oz Temperature tolerance: -30 C ~ 60 C / -22 F ~ 140 F Weight: 109g (incl.clip) Size: 19 x 9.2 x 7.6cm (incl.clip)