Material: Plastic Size: 7.3*6.5cm / 2.85"*2.54" Color: As shown in the picture 1. Fun early education design: Through the number and letter matching game, stimulate children's logical thinking and cognitive ability, and teach through fun. 2. Safe and environmentally friendly material: Made of high-quality ABS environmentally friendly plastic, it protects the healthy growth of babies. 3. Fine motor training: The action design of unlocking and inserting keys can exercise children's hand-eye coordination and fine motor skills. 4. Multi-scene application: Suitable for family early education, kindergarten teaching and parent-child interaction, it is an ideal educational toy for children's growth. 5. High-value cartoon shape: bright colors and cute shapes can attract children's attention and enhance their interest and concentration in playing. Package includes: Early education matching number letter unlocking game key educational toy set Notes: 1. Due to various factors such as monitor brightness and light brightness, the actual color of the product may be slightly different from the picture displayed on the website. 2. Please allow for slight manual measurement bias in the data.