... arts room, entertainment places, arena, fitness center, gymnasium, Judo and wrestling room, hotel corridor, amusement park, elderly activity center, ... 5m ≤20 m 1. Excellent elasticity.2. Excellent shock and abrasion absorption.3. Acoustic.4. Excellent performance in all ... weathers.5. Ventilation. (Water and steam) 6. Neutral chemistry property.7. None peculiar smell. ...