Using these photography backdrop clamps is a breeze. First, extend the elastic rope to the desired length according to your backdrop size. Then, open the clip and attach it firmly to the muslin backdrop. You can easily adjust the position of the clamps to remove any wrinkles or unevenness. When it comes to usage, these clamps are great for various occasions like weddings, parties, and photography shoots. As for maintenance, keep them in a dry place when not in use. Avoid exposing them to excessive heat or moisture, as this may affect the elasticity of the rope. And always handle the clips gently to prevent any damage. With proper care, these lightweight clamps will serve you well for a long time.