Features a unique Non-Slip coating for more accurate cutting. Finished Dresden rings up to 20” in diameter with 2″ and 3″ center ring openings. Marked center line for fussy cut fabric alignment and marked in 1/2” increments to easily cut wedges of various heights. *Product cannot to be sold on any 3rd Party site such as Amazon, Etsy, eBay or any other 3rd Party sites.*