Flex Coat Color Preserver
Flex Coat Color Preserver and Thread Sealer is a strong and reliable solution for preserving the color of your threadwork; its non-yellowing properties ensure colors stay true. This non-toxic and non-flammable formula applies easily with a brush, plus it cleans up quickly with water. Use two to three coats for regular thread, or one coat for N.C.P. thread if a sealer is desired. Approximate one hour drying time. Available in 1oz and 4oz bottles.