Material and Size: Magnetic material securely attaches to any metal . The acrylic is waterproof and safe. Dimensions: 3.94INCHx 3.94INCH (10 cm). Idea: This music fridge magnet makes a thoughtful gift for your girlfriend, boyfriend, wife, husband, mom, dad, friends, and family. It's perfect for Valentine's Day, Christmas, New Year's Day, Mother's Day, Father's Day, birthdays, Thanksgiving, anniversaries, weddings, graduations, parties, memorials, and home decor. Music Fridge Magnet: Once you get home, upload your photos, pictures, images, and details about your favorite songs to create your own album cover. Customizable memory photo fridge magnet with a built-in music player that plays your chosen track with a single tap. Quick charging for long-lasting . on your refrigerator, locker, or any magnetic for a stylish and decoration.