Movement God Youth Portable Basketball Hoop 28" Youth Impact backboard with 17 folding rim constructed of 0.5 steel and an all weather nylon net Telescoping height adjustment mechanism easily adjusts from 5.6' to 7' Rust and weather-resistant; Designed to withstand the harshest elements Material: Steel tube, PE backboard, PE base, Steel rim Backed by a 90 days limited manufacturer warranty. Dunk-type activities are not allowed