GOGO Soccer Substitution Board, 4 Digt Large Size, Soccer Game Accessory PVC Material: heavy-duty PVC/Plastic Size: Approximately 31-1/2" (80cm) x 15-1/2" (40cm) 4 digits in neon colors on both sides for IN and OUT Easily fliping color board to create player numbers; Number from 00 to 99 can be created. Great accessory for soccer games or training