Features: 1. 2-in-1 design: Abdominal muscle exerciser + plate support, scientific exertion, rejecting ineffective movements, precise force application on abdominal muscles, allowing muscles to be stretched and exercised more. 2. TOTAL BODY WORKOUT: The ab wheel builds strength and definition in your abdominal muscles, back, arms, chest and shoulder muscles. It also helps burn calories and get in better shape for women and men. 3. Two-wheel automatic rebound: Two-wheel built-in springs and greater resistance can prevent the wheels from slipping during smooth movement. The automatic rebound function can protect you from injury during exercise, especially suitable for beginners. 4. HIGH QUALITY MATERIAL: This self-rebound abdominal wheel is made of five layers of sound insulation, made of stable and environmentally friendly metal, and equipped with a sponge handle, which is non-slip, sweat-absorbent and comfortable. 5. GIFT FOR WORKOUT FANS: This makes a great birthday, holiday or anniversary gift, perfect for home, gym or office. You can work out anytime, anywhere to make your fitness more efficient. Specifications: Material: Metal Product Color: Orange, Blue, Pink, Purple Packing Dimensions: 33 x 26 x 17 cm Packing Weight: 1900 g Package Contents: 1 x Ab Roller