Cones come in set of 8, four 3" (7.5cm) and four 4" (10cm). Heavy duty plastic with ribbed construction for extra strength. Wide base gives stability. Cones have protective non-skid floor pads and deep depression to hold furniture legs securely. Dark neutral color goes with any décor. Holds up to 610 lbs. (27.7kg). 4.5"L x 4.4"W (11.5 x 11.3 cm).