Cratch Back Massager Roller is made of PP material, durable for long-lasting use. 5 rolling balls can be flexibly rotated in 360 degrees, suitable for relieving and reducing sore. Perfect for the whole body such as neck, arms, legs, shoulders, back and waist, which can easily provide relief and relaxation for your body and muscles, bringing you a comfortable experience. Customize with your logo to promote your brand.