Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title. If you need to change the color or style, you need to contact us within 12 hours after placing the order. We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. Metal, Magic Educational - Cryptex Locks. Specifications: Age Range: Grownups Theme: Fantasy & Sci-Fi Model Number: 2019062801 Material: Metal Certification: 3C Feature: Toys for Children Feature 1: Toys Feature 2: Educational Toys Feature 3: Wooden Gears Feature 4: Gears Toy Feature 5: Toys for Boys Feature 6: Toys for Adult Feature 7: Toy Gear Size: About 15*6cm Weight: About 720g Default Password : I LOVE U Magic Love Rings Size:Gold Ring Dia:2cm,Silver Ring Dia:1.8cm User Can Change the Password by Yourself . . Products number : SM47628