?chunful chunful 60 pcs self adhesive cork squares 6" x 6" cork backing sheets for coasters diy ceramic tiles, mat, mini wall board, 2 mm thick is up for auction in Home & Kitchen. The current bid is $1.00, 95% below the $20.99 MSRP, in New/Like New condition. Bid on this item at our Rogers - N Dixieland Rd. location before the auction closes.