Small Strong Magnets: - Magnet stones are made of natural magnet material, have high resistance to demagnetization, corrosion and oxidation, lasting and washable. Each magnet rock was polished to shiny surface with round edge, safe to use. Ideal Gift Selection: - The polished magnets is a great organizer for home kitchen office school classroom, a cute fidget toys for you and your kids to DIY different shape together, a wonderful stress relieve desk toys to help kill boredom and enhance focus, It is a perfect gift for family, friends, and students. Widely Range Use: - These refrigerator magnets offer versatility and can securely hold an array of items like photos, messages, postcards, documents, business cards, and shopping lists on most metal or magnetic surfaces, including refrigerators, washing machines, microwaves, magnetic dry erase boards, and lockers. Product specification: Material: Magnet Color: Black Size: 30 x 10mm/1.18 x 0.39inch Package includes: 28 * Fridge Magnets 1 * Storage bag