Using these Diva Three Seven (777) nail clippers is a breeze. Simply place the nail between the blades and squeeze gently to trim. For best results, make sure your nails are dry. When you're done, wipe the clippers with a dry cloth to keep them clean. Keep them in a dry place to prevent rust. Avoid using them on overly thick or hard nails as it might damage the blades. With proper use and care, these clippers will serve you well for a long time.