The Original Magic Rocks Instant Crystal Growing Kit lets kids create a brilliant and colorful ocean-themed crystal garden in minutes. Includes 0.25 ounces of magic growing rocks (metallic salts), 2.5 ounces of sodium silicate, and 1 sheet of ocean-themed stickers, including a ship, octopus, and swordfish. Detailed instructions are also provided. Glass jar seen on box is not included with purchase. Colors of magic grow rocks vary, but each kit comes with a variety. • Age Grade: 10+ • Product Dimensions/Weight: 4.9 L x 3.7 W x 1.0 H / 0.14 lb • Made In: China • Batteries not required