A safe rubber floor mat Product material: environmental protection rubber, EPDM rubber particles Size: 52x52 cm / 20.5x20.5 inch Shock-absorbing, environmentally friendly, easy to install and reduce noise. Suitable for fitness clubs, home gyms, exercise rooms, dance rooms. Effectively solve 5 major problems: 1. Environment with poor vibration and sound insulation 2. The gap between the mats is large, and it is easy to accumulate garbage. 3. Neighbors are complained without sound insulation 4. Terrible smell 5. Rough surface, not easy to clean