Stay refreshed and agile with your HydraPak SkyFlask Speed 500 ml! BPA & PVC-free, this leakproof flask is also freezable for a cool sip. The adjustable hand strap fits any size, making it an ideal running mate for anyone. Its compressible design shrinks as you drink, making it easy to stow away in your pocket. The locking cap ensures spill-free transport, and its lightweight build adds to the convenience.