The gems on the pictures are sample pictures. Since it is a natural stone, there will be certain errors in each product. I hope everyone can understand this. If you mind, it is recommended not to buy. The Christmas Advent Calendar Is Good that everyone said they used! Countdown to your Christmas! Specification: Material: Artificial stone Size: 21*16.4*5CM Net weight: 0.35KG Packing boxes Packing size: 24 Grid about 21*16.4*5CM 12 Grid about 14*12*5CM Color: Multicolor 24 grid yellow ducks Features: 【Christmas Themed Rubber Ducks】: Our set includes 24 themed rubber ducks. These colorful rubber ducks are sure to be loved by the kids! They're sure to get a lot of compliments because they're so fun and decorative. 【Beautiful Gifts for Gifts】: Make perfect gifts and decorations for any children's party. Add fun and ambiance to your party and make great memories for all your guests! They make great gifts for birthday parties, baby showers, carnival prizes, classroom rewards, gift bag fillers, and more! Features: [Children's Rock Series] A perfect indie collection and a complement to any kids rock collection. It includes a variety of ores, rough samples and polished samples. You need to discover and experience it yourself! This is a great gift for girls and boys. [I hope you like it] We have included many surprise rough, natural stones. 2022 is a year to remember. We sincerely hope that you will find your surprise rough. [Perfect holiday gift] In a Santa-themed box, this Christmas toy gift is suitable for girls, boys, children, adults, and teenagers to meet the needs of different age groups. This maze gives you an hour of fun. [Full of festive mood] Christmas countdown calendar is the perfect way to start your own Christmas. With this beautiful Christmas decoration, the Christmas countdown starts on December 1st. [Christmas Countdown] Open the small door and reveal the surprise rock. Every day from December to Christmas is an interesting experience. Package includes: 1*Christmas Advent Calendar Note: 1. Manual measurement, the size will have an error of 0.5-2mm, please refer to the actual size. 2. Due to the difference in light and screen, the color of the product may be slightly different from the picture.