To use this necklace, simply open the lobster - claw closure and put it on. You can wear it alone for a simple look or layer it with other simple chain necklaces to create a trendy style. When taking it off, be gentle with the closure to avoid damage. As for maintenance, keep it away from water, chemicals, and rough surfaces. You can use a soft, dry cloth to gently wipe it clean from time to time to keep its shine. If you're not wearing it for a long time, store it in a jewelry box or a soft pouch to prevent scratches.