To use these belts, simply slide the buckle through the loops on your pants and adjust to your desired tightness. When it comes to maintenance, use a soft, damp cloth to wipe off any dirt or stains. Avoid exposing the belts to harsh chemicals or excessive heat, as this may damage the material. Also, keep in mind the California Proposition 65 warning - since this product can expose you to certain harmful chemicals, handle it with care and don't let it come into contact with food or drinks.