trampoline *Size:36'',38'',40'',45'',46'',48'',50'',54''. High-quality polypropylene jumping surface Trampoline balance board, stability board,balance disc, twist board,fitness boardIdea for aerobic and cardiovascular workout routines for the entire family Trampoline Description: SIZE(cm) : 32"xH22.5, 36"xH22.5, 38"xH22.5, 40"xH22.5, 45"xH22.5, 48"xH22.5, 50"xH22.5, 54"xH22.5, 60"xH22.5 MEAS(cm): ...