Features: 1.Advent calendar: open a door every day to get a fidget toy that is your children's countdown journey in December and filled with fun surprises 2.Safety Material: These toys are mainly made of food grade silicone and plastic. They are small, lightweight, durable, easy to carry and not easy to fade or break 3.Stress Relief: These sensory fidget toys are very easy to use, you can have endless fun by flipping, squeezing, kneading, they are effective for children with ADHD, autism, stress relief, anxiety relief, etc 4.Gift idea: A toy advent calendar is a fun way for children to count down the days until Christmas and get a little surprise every day 5. Satisfaction: If you have any question, please feel free to contact us.We will try out best to help you. Notice: Please allow 1-3cm deviation due to manual measurement Actual color may be slightly different from the image due to different monitor and light effect Material: Silicone includes: 1x Fidget Advent Calendar Gift Box