The DUAL HERCULES SHAKER has an innovative and unique design that brings you the capacity to store 700 ml total (350 ml per side). The double compartments allow you to carry one shaker instead of two and save time by prepping your drinks only once. The dual compartments help you to multi task and store your pre and post workout in the same shaker without even mixing them!! You can also fill one side with your favorite protein, bcaa or sports drink on one side and ice on the other side to keep the liquid cool for a long time without diluting them. The compartments can also be used to store snack food, pills, keys or any other essential stuff. The different color flip caps allow you to distinguish what side you are drinking from. The hiking loop provided can be used to hold keys or securing the shaker to your backpack. Made from TRITAN material, the shaker is BPA FREE, DEHP FREE and is non-toxic, making it the safest material on earth to drink with. The shaker uses leak proof technology and is microwave safe, dishwasher safe. The shaker is light weight, durable and has a long lasting print on it. Blue And Black color shaker with ANAX AESTHETICS brand name printed on it in white color. Made from TRITAN material, non-toxic, BPA free, DEHP free and safest material on earth to drink with.