Goldbug Collection’s Tie the Knot Cuff 18K Gold-Plated Brass Malleable to fit most wrist sizes Care: To ensure a longer life for your Goldbug pieces, please do not shower, swim, or sleep while wearing them, and keep them away from sunscreens, lotions, and perfumes. To clean your pieces, rinse with warm water and a gentle soap. Like our bug friends, sadly, costume jewelry doesn't live forever!