Description FIG-certified, Original Reuther Competition springboard, hard version Equipped with revolutionary “Whisper Spring System” Improved dynamic characteristics in the lower rebound area 8 conical tempered steel springs Surface made of hybrid carbon fiber sandwich construction Cover made of 22 mm special foam and hard-wearing needle felt Suitable for body weight between 100-220 lbs 120cm (47 1/4″) x 60cm (23 2/3″)