This Science in Sport (SIS) Drinks Bottle is the perfect companion for any active lifestyle. This 700ml protein shaker is designed to help you mix and store your favourite protein shakes and smoothies. The bottle is made from BPA-free plastic and features a secure screw-on lid with a flip-top drinking spout. The bottle also features a unique mixing ball which helps to break down lumps and ensure a smooth, lump-free shake. The bottle is also dishwasher safe for easy cleaning.This protein shaker is ideal for anyone looking to get the most out of their protein shakes. The bottle is lightweight and easy to carry, making it perfect for taking to the gym or on the go. The secure lid and flip-top drinking spout make it easy to drink from without spilling. The unique mixing ball helps to break down lumps and ensure a smooth, lump-free shake. The bottle is also dishwasher safe for easy cleaning.This Science in Sport (SIS) Drinks Bottle is the perfect companion for any active lifestyle. Whether you’re looking to mix and store your favourite protein shakes and smoothies, or just need a convenient way to take your drinks on the go, this bottle is the perfect choice.