Set of 10 Pcs Ab Wheel Roller Kit: 1* AB Roller Wheel, 1* Thick Foam Knee Mat, 2* Resistance bands, 2* Push Up Bars Handles Grips, 2* Core Sliders, 1* Stretched Band, 1* Jump Rope, 1* Guidebook, 1* Gift Box Package.  4 Wheels, holding up to 440lb. Made of durable non-slip rubber and strong stainless steel, this ensures stability and comfort during your workouts, while remaining silent and never damaging your carpet or wood floor. A thicker knee pad is made of NBR material to provide extra comfort and protect your knees from injury. The AB roller kit comes with 2 resistance bands, Push up bars and a ,jumping rope. The resistance band can provide resistance on the way out and a controlled return. The combination of resistance rope and push-up support allows your muscles to get the most out of exercise in a short time. The jumping rope can be adjusted to the desired height and can be used indoors and outdoor.