The BlenderBottle Ocean Animal Classic 28-Ounce Shaker Cup makes it easy to find inspiration, with animal-themed designs that provide motivation for whatever the workout, or the day, brings. Featuring a innovative mixing systemwith a 316 surgical-grade stainless steel BlenderBall wire whisk that moves freely inside the bottle to smooth out drink mixes and meal ingredientsits ideal for protein shakes, smoothies, fiber drinks, and meal replacements. Its also a handy kitchen tool for mixing pancake batter, scrambled eggs, and salad dressings. The wide mouth makes it easy to add scoops of powdered mixes, meal ingredients, and liquids, and embossed markings show both ounces and milliliters for easy measuring (note that markings on the 28-ounce bottle only go up to 20 ounces). Bottle contents and liquids are contained thanks to a threaded screw-on lid that creates a leakproof seal, and a flip cap that snaps securely shut for shaking and transportation. The convenient loop top makes it easy to carry the bottle and offers a place to attach car keys while at the gym. The Blender Bottle Ocean Animal 28-Ounce Shaker Bottle can also be used as a water bottle. BPA and phthalate-free, dishwasher safe..