The Smartshake Revive Series Shaker is the next generation of water bottles, designed for easy carrying and holding. This special edition 750ml Metallica protein bottle shaker is perfect for mixing pre-workout, during workout, and post-workout drinks. It features measurements in oz and ml for precise mixing. The shaker boasts a leakproof design with an anti-leak lid, an easy-drink spout guard, a comfortable carry loop, and soft silicone edges with shock-absorbing rubber for a non-slip grip. It is 100% BPA-free and safe for microwave, freezer, and dishwasher use. The improved snap-on mixer net has grooved spurs for maximum mixability, locking securely to mix powders and vitamin water smoothly without lumps. This protein shaker bottle includes a storage compartment with a leakproof lid for 150ml of extra storage, ideal for protein powder or snacks. Proudly Swedish made and backed by a Lifetime Warranty, these officially licensed shaker cups are compliantly tested to strict GMP and US/EU food-safety standards. The Smartshake Revive Rock Band Collection Shaker combines functionality with style, featuring iconic rock band designs. Its unique double-wall construction keeps drinks chilled for longer. Crafted from high-quality BPA-free materials, it is durable and easy to clean. Elevate your workouts and express your love for rock music with this stylish and practical shaker.