How to use: Open the folio - style LP holder gently and place your 180 - gram opaque - color LPs inside. When looking at the lenticular front cover, you can move it around to see the different visual effects. To view the book, simply flip through the pages to enjoy the unique photos and illustrations. Note: Be careful when handling the LPs to avoid scratches. Don't bend the lenticular cover as it may damage the visual effect. Maintenance: Keep the product in a dry and cool place away from direct sunlight. Use a soft cloth to clean the LP holder and the book if they get dirty.