1. The frame tube is made of galvanized steel. 2. Frame height: 760, 890mm 3. Jumping mat: black pp fabric from usa, uv resistant, to ensure a great stable bounce and very easy draining and air permeable and stops water from pooling on the surface 4. W-shape leg:3 or 4 legs 5. Pad: above pvc nether pe 120g/m2 uv resistant 6. Foam of pad: epe closed-cell foam, water proof, non mildew and lose shape. 7. Tubes: double galvanized for inside and outside. 8. Springs: galvanized, and are designed to give maximum durability and a constant great bounce. 9. Safety net: terylene/pe material 10. Enclosure height: 180cm 11:pole tube:galvanized 25¡¨¢1.5mm or as customer's request 12.Pole tube sleeve: epe foam with pe cover 13.Pole leg:6 legs 14.Standard :uv gs en71 as4989 en913 en71-3