Quench your thirst instantly with Stanley's fusion of the IceFlow Flip Straw Tumbler and AeroLight Transit Bottle, now featuring a wide-mouthed Fast Flow Lid for swift hydration. Ideal for gym or studio workouts, from boxing to weight training. The leakproof, angled Fast Flow Lid ensures easy pouring, drinking, and cleaning, while the cap securely snaps into the handle's holder during use. Enjoy the easy-carry handle of our IceFlow, AeroLight's featherweight technology for portable convenience, and double-wall vacuum insulation for hours of refreshing cold drinks. Order up to 20 units, mix and match colors! Note: This size isn't car cup compatible; compatible sizes are 16oz and 24oz. **Features**: Keeps drinks cold for 15 hours, maintains ice for 3 days, crafted with recycled 18/8 stainless-steel, double-wall vacuum insulation, AeroLight technology for 33% lighter weight, leakproof Fast Flow Lid, easy-carry handle with cap holder, BPA-free, dishwasher safe, Built for Life lifetime warranty, 36 oz. capacity.