NEW Reversible Foam Filled Sideline Markers. Now you can keep just one set for both day and night games. Breaks down to store flat. Hook and loop fasteners and weighted bottom flap maintain upright position, even in windy conditions. Crushable, soft foam core inside durable vinyl cover. 15 inch X 15 inch with 13 inch High numbers. 11 piece set includes 2 each G, 10, 20, 30, 40 and 1 each 50.