Fray Stopper Brush Pen Refills x 2 Matilda's Own
This handy tool is perfect if you sew with lots of buttons, ribbons or embroidery because it stops the edges from fraying either while sewing or over time with use. Simply wipe the brush tip over the edge of your ribbons or cut fabrics to stop the edges from unravelling while you try to start sewing. 
This handy packet also includes one refill
Below is a list of possible uses for this brush pen:
Prevent fraying in areas such as button holes  
Easily frayed fabrics where they have been cut
Treat the edges where ribbon or lace has been cut
Embroidery
Prevents lock stitches at the beginning and end of machine sewn threads from coming undone
Reinforces areas in clothing that have begun to fray
Prevents things like bows from coming undone
Perfect for the end of cords
Made by Matilda's Own so you know it good