Stall Information Card Holder Black Holder measures 4 5/8" x 7 1/2", the cards are 4x6 index size. Stall card holder, plastic coated metal, screws onto the stall door or wall. Stall card slips into a plastic sleeve that slides into the holder. Has a space for horse's name, owner and info, vet, emergency phone numbers, feeding instructions and other details. (card varies slightly from pic shown)