This is a leather tool chest neccesity. Keep this close and you will be able to keep your cutting tools sharp all the time. This strop has 2 leathers on both sides. One side is flesh side leather or rough leather and the other side is hair side or smooth part. Rub jewlers rouge on the rough side for a added abrasion to get your edge back quicker. The strop is 25cm - 1.9cm with a 13cm - 1.3cm x 2.5cm - 1.6cm leather strop on both sides. Please feel free to message if you have any question. Thank you for looking.