General description The 8X Massage Ball is a portable fitness tool designed to relieve muscle knots and tension. Made from safe, non-toxic rubber, this massage ball is durable and long-lasting, making it perfect for rejuvenating and revitalizing all areas of the body. Its compact size allows for easy transport, making it suitable for use at home, in the office, or at the gym. Technical specifications Material: Rubber Color: Blue Diameter: 63.5 mm Package Contents: 8 x Lacrosse Massage Ball Measurement allowed error: +/- 1-3 cm Usage Lean on the massage ball and use your body weight and gravity to relieve muscle knots and tension. Can be used while sitting on a chair, lying in bed, on the floor, or on a yoga mat. Other information 100% Solid Rubber, no cracking and anti-slip after repeated use. Light reflection and different displays may cause the color of the item to differ slightly from the real thing.