PLASTIC BUILT: The prism toy is made of durable plastic ensuring long-lasting play. ENDLESS FUN: Simply look into these scopes for a new perspective of the world. Manufacturered by Blue Panda. PERFECT GIFT FOR ALL OCCASIONS: This is an unique gift perfect for use as birthday party favors and Christmas. DIMENSIONS: 2.5 x 1.75 x 1.75 inches PRISM TOY PACK: Includes 24 classic prism scopes which are optical toys with prism lenses. You can view the lens opening at the end of the kaleidoscope and look into the creation of light show.