Effective Core TrainerStrengthen your core effectively and safely, helping you burn calories, improve abdominal endurance and build a six-pack A six-pack is surely the biggest sign of a fit body, and this effective exercise tool will help you achieve it with just a few simple movements. Two-Wheel Adjustment The wider support of the ab roller gives more stability and control, especially useful for beginners. The ABS roller wheel is a great addition to your selection of home gym equipment. Non-slip push-up bars: The push-up bars are made of high quality stainless steel and coated of polypropylene which is durable, safe and of excellent load-bearing capacity, soft and sweat-absorbent. It will provide you with a comfortable and secure grip. 10mm thick knee pad The Ab roller provides one of the best workouts for strengthening your abs and core. Constructed from high quality materials, this product comes with a super thick 10mm EVA knee pad for added comfort. Portable and Easy to Assemble: Ultra lightweight and easy to assemble. easily assembles on an abdominal exercise roller, allowing you to reach your fitness goal wherever you are. Perfect for a home gym, but also handy enough for travelling.