This is the professional scoreboard sized 15x19 inch (37x22.5 cm). The board is made of stainless steel, and the score card is made of solid elastic plastic piece. Each score card has the size of 3x6 inch (8x14.3cm). Each score card number has the sequence from 0 to 9, in two colors of red and blue. There is lock between the two stainless boards, making it solid to stand. The scoreboard can be used in different occasions for various sports competition, where scoring is needed.