Butterfly Lovers Favorite! Glow In The Dark Hand Blown Glass Butterfly Paperweights, Set of Three. . One Rainbow-One Pink-One Blue/Green. Butterflies are sitting on grass. Each piece has phosphorus in them, when phosphorus is exposed to light during the day it will glow at night for an hour or more.
Each paperweight is the size of a golf ball. No two are ever the same because they are hand blown.