Are you bothered by the increasing weight? Admire the good body shape of other people? Don't worry. You can also have a good figure by doing exercise. The ab roller we provide here can train your muscle and give you a good body shape gradually if you insist on taking exercise. Feature - Color: Black. - Material: Plastic and steel. - Size: About 26.5 * 15.5 * 15.5cm/10.43 * 6.1 * 6.1inch(L*W*H). - The ab roller and strengthen abs, arms and back muscles to help build strong tight core and ab muscles. - Easy to assemble. The Ab Roller is suitable for travelling and manufactured from lightweight durable materials for easy carrying in bags or luggage to the perfect core workout within arm’s reach - Ab wheel includes a knee pad to protect your knees from pain and grinding when working out on hard or wooden floors or on carpets at home or at the gym - Manufactured with safe, high-grip handles for non handling together with dual wide-spaced wheels for optimal stability when performing targeted and advanced exercises - The ab roller is suitable for both beginners and advanced exercisers to develop balanced core strength - The makes it perfect training tool and allow you to enjoy quiet and pleasant exercise Package list: 2 * Dual Wheel Mute Ab Roller Abdominal Roller Trainer with Knee Pad for the Perfect Core Workout (Black)