2 piece set! The holo stars effect transforms the surface of your resin parts into iridescent surfaces when light hits them. This mold creates this unique effect without any further action. Simply fill with any color and let it harden fully. Silicone mold for epoxy or UV resin. Is only made by hand from high-quality silicone after the order has been received. All of our blanks are made of high-gloss acrylic, which is ideal for molding in silicone. Each piece is 2cm tall.