This beam can easily be adjusted by 1 person, with heights ranging from 19.7" (50 cm) to 49" (125 cm), so athletes of various ages can use it. The top surface of the beam has a 1/4" thick layer of sponge foam, and a 1/4" layer of neoprene rubber, making landings safer and more comfortable. It's covered with a durable, suede-like, slip-resistant material, which provides stability and traction. The end caps are padded for extra protection and safety. The beam has steel legs that are powder coated in a blue metallic finish, making it resistant to chipping and fading. Meets USAG, NCAA, NFHS specifications. 16'5"L x 4"W.