Shake up the perfect drink with the Hydro Flask 24oz Shaker Bottle! This insulated shaker bottle features an ergonomic design and a leakproof, flip-top chug spout. An internal whisk ball mixes it right every time, and the insulation keeps the contents cold for up to 24 hours. Perfect for athletes on the move, the Hydro Flask 24oz Shaker bottle supports your daily goals! 24 hours cold Leakproof when closed Dishwasher safe Pure taste, no flavor transfer TempShield double-wall vacuum insulation Durable stainless steel Spring-assisted flip-top chug spout Whisk ball for quick and easy mixing, even the thickest supplements Removable gasket for easy cleaning Ergonomic shape for a good grip BPA-Free Not intended for hot or carbonated beverages.