Quartet Cork Tiles, Natural, 6 Inch x 6 Inch, Frameless, 4 Pack (100T) 6 x 6-inch square tiles are 1/4-inches thick, natural color and frameless, 4 cork tiles per pack Cork is fully tackable and self-healing for long-lasting use without unsightly pin holes; self-stick adhesive pads are included for easy mounting Modular cork tiles create a durable, noise absorbing display surface; create your own design, use each tile alone or group together as a set 6 x 6 inch square tiles are 3/8 inches thick, natural color and frameless; 4 cork tiles per pack Cork is fully tackable and self-healing for long-lasting use without unsightly pin holes; self-stick adhesive pads are included for easy mounting Modular cork tiles create a durable, noise absorbing display surface; create your own design, use each tile alone or group together as a set