Features: Multiple purpose: The electronic memory game comes with a ring on the top, which can be applied as daily decorations or accessories. You can attach them to your keys, schoolbag, or suitcase firmly, which will show your personal style. Long service life: Made of quality plastic and metal, the fun learning toy is lightweight and sturdy, not easy to break or rust, which is reliable to use and can provide you with a long service life. Specifications: Material: plastic Color: as shown in the pictures Size: approx. 6 x 6 cm/ 2.36 x 2.36 inches Package includes: 4 x Memory game toys Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Suitable for people over 12 years old.