100% brand new and high quality 1. Christmas countdown is an exciting time compatible with kids. Using a countdown calendar is a way to increase holiday expectations. The Advent Calendar is a amazing Christmas gift, 24 days, every single day there will be new surprises 2. This advent calendar is made of high-quality, safe materials, suitable compatible with adults and children over 3 years old. Includes rough and polished samples of rock. Makes an excellent STEM gift compatible with girls and boys 3. The toy advent calendar is a fun way to allow children to count down every day until Christmas and get some surprises every day. That can develop their patience. 4. This toy can keep your child away from electronic products, reduce stress and you can also practice numbers and counting skills with kids And with rock collection set compatible with kids and surprise your little geologist that will spark your kid's curiosity 5. This is an perfect Christmas gift compatible with children over 3 years older. Package included: 1 x Christmas Advent Calendar Blind Box Note: 1. Due to the different monitor and light effects, the actual color of the item may differ slightly from the color shown on the pictures. Thanks a lot! 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm)