Bat necklace contains a luminous bead that can be recharged in a flashlight or sunlight for 1-2 minutes. When it absorbs light energy, it will glow in the dark. The glowing bat is eye-catching and looks beautiful in the dark. Bat Jewelry Material - The bat necklace is made from solid 925 sterling silver. Featuring an intricately designed bat hang on the moon, this is the perfect gift for bat lovers Chain Size: It comes with an 18 + 2 sterling silver chain. The cute and simple necklace is full of Halloween fun The silver bat necklace can be used as Halloween, Birthday, Christmas, Party gift to bat lovers, Girlfriend, Mom, Daughters, Sons, Granddaughters, Grandsons.