Ultra-Wider Wheel Base with Knee Pad for Increased Stability: Upgrade with 3" thick wheel roller, holding up to 440lb. Made of strong stainless steel, non-slip TPR and durable PVC, silence, never damage carpet or wood floor. Thicker knee pad is made of NBR material for providing extra comfort, gives superior stability for beginners.

Comfortable Wheel Handles: Each handle is 5.2 inch, ergonomic handles to help maximize results of ab roll out exercises, designed with angled to activate arm and core muscles; handles are removable for easy storage and transport.

Durable and Slip Resistant Handles: Made of good-quality polypropylene, which are hard enough to support weights up to 330 pounds. Soft Slip-resistant rubber is used as push up handles that users can hold comfortably.

This set is designed for anyone who wants to keep fit and shape better figure. Helping you to build stronger and bigger six pack abs, burn calories, build muscle, improve your overall endurance and decrease your risk of muscular injury.