Used once. There are fine wrinkles. [For Intermediate & Medium] Made with EVA material that provides cushioning, and has a medium hardness, making it recommended for customers with a little training experience! Not only for weekday workouts, but also when your body becomes stiff due to lack of exercise, you can roll with this foam roller for a comfortable massage and return to your best condition. It can be used on the entire body and helps with relaxation. Rounded bumps] TETOP's new generation 3D acupressure stretch pole has rounded bumps on its surface, so there is no strong pain and the pressure is just right. The stimulation with moderate firmness, like an acupressure massage, loosens distorted fascia and restores it to its original state. Patent No. ZL201830189957.4 Innovative solid design! 500Kg load capacity!] TETOP's improved foam roller has a solid design, so it won't dent even if run over by a car during daily use, making it easy to use. The material is high-quality EVA material throughout, making it durable. It has achieved a load capacity of 500Kg. You can use it with confidence as there is no worry of cracking or splitting.