These magnets are optimized for use on magnetic glass dry-erase boards. Convenient for posting documents or photos while you write. Brighten up your home or office with these fashionable magnets. Proudly display photos and documents with a pop of color. Rare earth magnets securely hold your documents in place. Strong enough to hold 6 unstapled sheets at once, they hold papers to most metal surfaces and magnetic dry-erase boards. Pack includes 6 colorful magnets in Blue, Green, Pink, Purple, Brown and Black. The cylindrical shape creates a unique and decorative look. Each round magnet measures approx. 1/2" in diameter.