Rigid Dome Cones are ideal as stepping stones to reinforce balance skills. Soft Dome Cones collapse when stepped on for added stability. Both are ideal to use as markers, targets, obstacles, and to create boundaries. Set of 36 includes 6 of each Rainbow® color and caddy. Supports up to 175 lb (79.50 kg). 7-3/4" base dia x 3-1/2"H (20 cm dia x 9 cm H).