2 in 1 Retractable Seam Ripper

The Dritz Seam-Fixâ?¢ double-sided seam ripper is a three-in-one sewing tool that features a small, fine blade seam ripper, a heavy duty blade seam ripper, and special rubbery tips for removing threads.Raised arrows on the center of the tool indicate the seam ripper size
Patent No. 8,713,766