CALA's Massage Roller Ball provides an easy self-massage and on-the-go pain relief. Compact size makes the Handheld Massage Ball conveniently portable fitting into a purse, gym bag, briefcase or carry-on bag to provide on-the-go pain relief. Features an easy-to-grip ergonomic handle allowing the handheld massage roller to fit comfortably in your hand. Non-friction ball glides smoothly over bare skin and clothing for an effective massage without resistance. Provides an easy self-massage for pain relief resulting from tight and tired muscles. Firmly press the rubber button on top of the roller to stop the ball from moving creating a cross-friction massage for added relief.