Material:non-woven fabrics The Gemstone Advent Calendar has 24 cells, and each cell contains a random ore. You can start the countdown to Christmas in December, bringing the joy of looking forward to Christmas and surprises every day. Features: 1. Contains 24 crystal specimens, there are different surprises every day in December. 2. Countdown to Christmas. 3. Can be used to DIY necklaces, bracelets, and other jewelry. Specification: Material: Ore Size: about 26.5*22*3cm/10.43*8.66*1.18inch Packaging List: 1*Christmas Advent Calendar(contains 24 crystal stones) See more product details 1.Countdown Christmas Calendar - With a different surprise every day, this Advent Calendar will create a lasting attraction for ki 2.DIY Necklace - This Christmas Advent Calendar crystal ore can be used for DIY necklaces, bracelets, and other jewelry. It's also 3.Ores that Bring Surprises - With a countdown function, there are mineral specimens in different styles. Full of randomness, the 4.Stimulate an Interest in Geology - Allows them to develop a love for geology. This Rock Advent Calendar inspires children's desi 5.Birthday Gifts - Kids can get a surprise every day in December leading up to Christmas. Gemstone Advent Calendar is perfect for