28 Sets Of Valentine Day Cards Natural Gemstones Crystals Rocks Minerals In Valentine's Day Exchange Card Gifts Features: 28 types of crystals, rocks, minerals, or gemstones, this educational crystal Valentine's Day or birthday gift is a great way to children's enduring love for geology. Explore the world and teach them these fossils, rocks, and crystals! 28 Valentine's Day greeting cards (7 types, 4 styles), 28 different types of crystal stones, rocks, minerals (each different), give children a unique Valentine's Day gift. Each Valentine's Day card records different types of crystal stones or rocks, allowing your child to understand each and and easily identify each specimen. Each greeting card comes with a blessing record. Give 28 types of crystal stones and cards as Valentine's Day gifts to and classmates. Each child will receive different rocks and cards. Our 28 natural crystal and Valentine's Day gift cards are suitable for birthday parties and Valentine's Day exchange cards. This is a meaningful Valentine's Day, birthday, and Thanksgiving gift. Exchange Valentine's Day gift cards and your love and gratitude with classmates, , and family. People who receive gift cards will definitely feel surprised and happy. Product Description: size:12x12x4cm 28 set Crystal stones and cards