... years of faithful.Spring-Zinc plated and heat tempered springs are the tapered design resists stretching, rust.- ... Provide Added Protection. Soft Mesh, UV stable and Anti-rotting Terylene.Certifiction:-ASTM ,EN71,EN913,EN13219 ... approved, TUV and GS quality and safety certified.Specification: Item No 083248L2YDiameter 8ft ... ,29kgs,120×31×14cm,15kgs The cheapest round trampoline