... 16''/18''*18''/24''*24''; 5.EURO and US Standards garden rubber paver environmental landscaping1. indoor and outdoor use2. Certificate: ... thickness: 0.5",0.75"10. Usually used in roof top,garden,walkway11. Over 8 years guarantee12. With Europe Standard EN117713. ... content achieves the North America standard17. Application: Playground,Park,Roof Garden,School,Pathway,Fitness Center,Gym,Residential Area