This fray check use to secure thread ends. Apply to trimmed seams corners and cord ends to prevent fraying. Fray check will not discolor or stain most fabrics. Always test to be sure. Instructions are protect work surface and other fabric layers with cardboard. Unscrew cap and puncture tip with fine pin. Gently squeeze bottle and apply a very small amount. Allow to dry for 15-30 minutes. Keep cap on bottle when not in use. Flammable contains normal propanol alcohol. Do not use near heat or flame. Avoid contact with eye. In case of eye contact, flush thoroughly with water. If irritation persists get medical attention. Keep out of the reach of children.