Give your floor sign added capabilities with floor sign accessories from Grainger. Use a plastic sign holder to post a sign on top of a traffic cone, or get a flashing red light for the cone to make it even more visible or warn of danger. Find weighted rings and bases to stabilize your floor signs, spill absorbent pads, Wet Floor signs and mobile floor drying dollies with and without cones. Help keep others safe when wet floors or other dangers threaten, with floor sign accessories from Grainger. Shop today!