Features: 1. TPE outer circle, the non-slip patterns enhance use safety; environmental protection, non-toxic, and odorless, non-irritating to skin. 2. The interface fits tightly, skin-friendly and soft, and does not hurt body when using. 3. The design perfectly fits the curved shape of the back spine. When used, it can extend and ease the back and even the entire body. 4. High quality PP material improves the stability. Feature: 5. It is durable and practical for us to use. 6. It is the indispensable tools for Pilates. 7. It's very suitable for anyone who wants to keep healthy. 8. It can help you increase the intensity of floor exercise so as to exercise your muscles. 9.It's very convenient for you to exercise wherever you want. 10.It is very useful for thighs, chest, arms and even pelvic muscles. Specifications: Type 1:Yoga Training Wheel Color: A(green+ black), B(rose red+ green), C(pink+ purple), D(rose red+ purple), E(purple+ green) Size: 33 x 12cm/13.0 x 4.72" Material: PP+ TPE Net weight: 1.3kg Gross weight: 1.38kg Bearing weight: 200kg Application: Yoga, fitness, dance, massage, bodybuilding included:1 x Yoga Bodybuilding Circle Back Training Wheel Type 2 : Pilates Ring Material: PP/NBR Color: Pink, Purple, Blue, Grey Size: 38x3.5cm/14.9x1.3" Quantity: 1pc Included:1 x Pilates Ring Notes: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor.