Deep Tissue Massage and Hydration. Perfect for everyday use and high-performance activity. Stress relief at your fingertips! Grace gives you the ability to roll your entire body with ease and target specific muscles. The smaller diameter is perfect to carry with you as it fits most backpack sleeves and gym equipment. Drink three to four bottles per day and you've met your hydration needs. MOBOT's are lightweight, convenient and save you time and money. , , Designed to go with you, so you can feel good anywhere! We combined a sustainable water bottle and eco-friendly foam roller to help your body and the planet. The science behind hydration and foam rolling shows these are two of the most effective ways to restore your muscles and take care of your body so you can kill it in your next workout, or simply feel better every day. MOBOT's are single-walled to be lightweight and maximize water volume. Fill it with cold water for an icy roll; MOBOT & Chill!