The capacity of this drinking bottle is 946 ml/32 oz and is made from 73% Tritan, 26% Polypropylene and 1% Silicone. With the integrated blender, (protein) powder and dietary supplements are evenly mixed. The hinged closure prevents leakage and the rounded interior construction makes cleaning easier. This water bottle is BPA free and does not absorb odours. The bottle is dishwasher safe and should be washed before first use.