This Mountain and Sea necklace symbolizes positive energy, growth, strength, rebirth, a bright future, longevity, good health, and a fresh start. The Yin Yang Tree of Life pendant represents eternal love. These are matching puzzle couple relationship necklaces. The pendant measures 27.6mm x 13.9mm (1.08 x 0.55 inches). The chain length is 18 inches plus 2 inches extender. Crafted from solid 925 sterling silver. Warning: This product can only be sold to US age 13+. Our products are not suitable for children aged 12 and below. It will be wrapped in a beautiful square jewelry box.