[More Accessible & Hassle Free] The 3.54 inch ab roller offers extra support and stability compared to the common single ab wheel. Equipped with a knee pad, this ab roller wheel delivers comfortable workout experience and caring protection. Just embrace the freedom of more thrilling and challenging routines without the hassle of using resistance bands! [Grow Six Packs Faster & ] The abs wheel targets your abdominals, hip flexors and back muscles. With dedicated practice, this exercise wheel will your core & low back strengthening while lessoning your risk of muscle injury. [Efficient Exercise Equipment] Unlike big gym machines, or heavy weight , dumbbells and the like, the ab wheel roller is portable size-wise -- a compact design that enables you to take it anywhere to exercise, be it your home, office, gym, or outdoors [Amazingly & Stable] The high-strength stainless steel shaft of the ab roller for abs workout can hold a maximum weight of 500 pounds for your safety. The 3.54 inch ultra-wide abs roller ensures balance and stability as it does not deviate sideways. EVA rubber cotton handles provide nonslip and comfortable grip [Top Gift Choice for Fitness Enthusiasts] This workout roller goes beyond working your abs and burning your fat. As a versatile roller wheel, it is of no contest when it comes to selecting an and friends. Wish you a joyful shopping experience! Colour:B:Black Material:ABS+ Size:Roller:32x16cm, kneeling pad size 30x17cm, Package Contents: 1 * roller 1 * kneeling pad(Color is random, no specification is accepted) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.