... UV-Resistance and with careful and firm sewing. (Import from USA);5) The galvanized steel-wire springs of 3.2 mm ... .5mmSpring:Dia25*L180mm,3.2*41NJump Mat:PP mesh Made in USALadder:2 steps or 3 steps for your choiceMax Load ... , SUD-GS, CE-EN71, ASTM, AS4989 certificates, meet with Europe, USA and Australia/NZ standard.Production Department: Cheap Trampoline for Sale