Retro ray gun cardigan clips in glow in the dark neon green and purple. Ray guns are made from a lightweight resin with iridescent green glitter added. Beaded chain is made from 10 mm acrylic beads, and extends 6", with an overall length of 8" total from outer edges of guns. Each gun has 3 tie tack pins attached to the back and measure 1.5" at the tallest point by 2.5" wide. Glow in the dark photo was taken after being exposed to a uv light for 5 seconds, but also works under regular lighting as well.