Fray check with fabric guide applicator is a liquid seam sealant that prevents fabric from fraying and secures the ends. Formulated to withstand laundering and dry cleaning. It is flammable. Instructions are place a piece of cardboard between area being treated and other fabric layers. Unscrew blue cap and puncture tip of bottle with straight pin. Twist the applicator tightly onto the bottle until vertical lines on applicator line up with sides of bottle. Hold fabric so edge passes between guides on applicator. The curved guide should be on top, squeeze bottle gently as you move it along edge of fabric. Guides allow you to quickly and easily apply fray check to fabric"s edge. When project is complete, remove the applicator and rinse well to remove fray check. Replace original cap on bottle. Keep cap tightly closed when not in use. Precaution that should be taken, it contains normal propanol alcohol, do not use near heat or flame, avoid contact with eyes. In case of eye contact, flush thoroughly with water. If irritation persists get medical attention. Keep out of the reach of children. This package contains one 3/4-ounce bottle.