Daisy 6 Inch Bunkie Board Twin Size Mattress. 6"in Bunkie Board mattress with Multi Slat Support Construction. This is a combination Bunkie Board with a 4" layer of 8oz Polyester fiber batting on top. Sizes Available: Twin, Twin XL, and Full sizes. Free local Delivery does not apply. DM-COMBO Daisy 6 inch bunkie board twin size mattress