NEW PRODUCT !!! LACE FRAYER. Fray Block prevents the edges of the lace from fraying. Protect your investment with Fray Block and Lace Wig Sealer. This product is used on the edges of the lace where fraying can occur. Use the least amount for the best results. Comes in 1.5 oz. tube. Product Description Fray Block is essential in making sure the lace on your wig does not fray. It increased the lift of your wig. Prevents fraying Secures serged threads Dries Clear Washable and Dry Cleanable Directions: Run tube under hot tap water for 3 minutes; shake for 30 seconds. Unscrew cap from tube. Puncture a small hole in the top of the tube. Screw cap back on tube. Unscrew cap from tip. Dispense a small amount of Fray Black. Allow to dry.