Cottage mills-puzzlemat 24×36 set.Six 12×12 inch mats that are designed to snap together like a puzzle to make one 24×36 or one 12×72 inch mat or any variation you could possibly need.You can add additional sets to make an even bigger rotary cutting area if needed.Long life storage case included (12.75×12.75×1 inch).Note: mats are not self-healing.Imported.