5″ Glo-Star Kit includes a wood (MDF) shape, glow in the dark tumbled crushed glass, glue, hanger (for back of shape) and instructions. Suggested age: 12 yrs to adult. Rating: easy. WARNING: kits with crushed glass pose a hazard to young children and pets. Some pieces are sharp, handle with care. Parental supervision required for this project! *Tip: work over a paper plate or tray to avoid scattering or loss of pieces.