This is a abdominal wheel roller, perfect for the effective training of the abdominal muscles - it also strengthens your back and shoulders. It is equally suitable for use by men and women, from beginners to pros, both for a targeted upper body workout and as part of a daily routine. Feature - Color: As shown. - Material: PVC + rubber. - Size: About 33.5 x 20 x 20cm. - A premium and useful ab wheel roller, perfect for the effective training of the abdominal muscles. - Not only works out your abs, but also promotes fat burning during endurance training to support your weight loss. - This abs wheel will help you work your entire core, strengthening your stomach, back and sides. - Suitable for use by men and women, from beginners to pros, both for a targeted upper body workout and as part of a daily routine. - Easy to use, simple forward and backwards motion, no complex learning to use this.