Stainless Steel HydroSHKR One bottle to meet all your hydration needs. The Stainless Steel HydroSHKR is designed with a superior seal and a wider straw for a smoother, more enjoyable drinking experience. Step up your hydration game with this next-level technology! Key Features: 24 oz capacity Triple-layer vacuum insulation (with a copper layer) Leak-proof Pro Lid, Tumbler Lid, and Straw included Cup holder compatible Material: 18/8 Stainless Steel