Features: Brand new and high quality Comfortable Nonslip Handle: Our for abdominal roller wheel have thick and environmentally friendly plastic and soft foams, soft and comfortable and elastics. Safe & Stable: The abdominal wheel have wide and thick bear roller, wear resistance and pressure resistance without noise, antiskid streak on the wheels, wear-resistant and nonslip. Not Easily Deformed: The abdominal wheel is sturdier, durable, and safe to use. The material is nontoxic and tasteless, and well not deforms easily. Easy to Assemble: The abdominal workout equipment is lightweight and durable, which are easy to assemble and easy to use. Great Fitness Device: Comfort workout at yours home, strengthens and tone your entire body by hitting your Abs, core, shoulders, arm, upper back & lower back. Specifications: Material: Plastic Color: Yellow/Blue/Redness Package Weight: about.530g Diameter: about.18cm/7.08n Package Includes: 1Pc Roller Wheel note: Please allow 1-2cm error due to manual measurement. Please make sures you not mind before you bid. Due to the differences between different monitors, the picture may not reflect the actual color of the item. Thanks!