Bingo Slide Shutter Cards | Economy Fingertip Jam Proof | Easy Sliders with Big Tabs | Extra Thick Board | Senior and Kids Friendly| 1 to 200 Sets | Wood Grain Color BINGO SLIDE: 5ply bingo playing cards measure 7.5" L x 6.625" W,1/2 window, 25 bingo shutter card SLIDE WINDOW: The slide bingo cards have slide window technology that ensures effortless movement READABLE: The  numbers in bingo card with contrasting red slide windows. Numerics are readable REUSABLE: Bingo cards reusable, don't create waste like paper. No duplicate in bingo card game CUSTOMER CENTRIC: As a premium brand, we adhere to best product & the most uncompromising quality