This massage tool is perfect for increasing circulation, getting rid of leg cramps, and providing tension relief. The plastic roller manual massage balls are simple to use on yourself, or you can have someone else use the massagers on your body to work out those extra deep knots. Use them on your hands to promote better circulation. A massage roller ball is great for people who type all day, perform manual labor, or live with conditions such as arthritis. These massage therapy tools are ideal to use at work, at home, or on the go. Size: 2.12" x 2.12"/5.4*5.4cm WhiteRelaxing therapy for sore muscles & deep tissue painA frictionless massage roller can be used on any area of the bodyBrings relief to stiff, aching musclesDimensions: 2.5” Diameter x 2.375”HItemNoThe massage ball can roll 360 degrees so that you can easily put it on the painting areas and glide it in any direction you want.Meridian Point Additional Details ------------------------------ Product description: This massage tool is perfect for increasing circulation, getting rid of leg cramps, and providing tension relief. The plastic roller manual massage balls are simple to use on yourself, or you can have someone else use the massagers on your body to work out those extra deep knots. Use them on your hands to promote better circulation. A massage roller ball is great for people who type all day, perform manual labor, or live with conditions such as arthritis. These massage therapy tools are ideal to use at work, at home, or on the go. Size: 2.12" x 2.12"/5.4*5.4cm WhiteRelaxing therapy for sore muscles & deep tissue painA frictionless massage roller can be used on any area of the bodyBrings relief to stiff, aching musclesDimensions: 2.5” Diameter x 2.375”HItemNoThe massage ball can roll 360 degrees so that you can easily put it on the painting areas and glide it in any direction you want.Meridian Point