We R Memory Keepers 12 x 12-inch 3-Ring Album Page Protectors Multipack Includes 10 sheets in various sizes QUALITY MATTERS: Our high-quality page protectors are ultra-crystal clear, non-glare, extra thick (4mm), acid-free and have reinforced edges. They are strong and built to last. PROTECT YOUR IMORTANT PROJECTS: Reinforced ring holes ensure pages wont fall out of albums and get lost. Extra thick edges keep photos safe and in place. VERSATILE: Mix and match any American Crafts page protector or photo sleeve with any standard 3-Ring Album. LARGE VARIETY: Our page protectors and photo sleeves come in so many different sizes and quantities. Pick some up today! GREAT VALUE: Includes 10 sheet protectors in a variety of pocket sizes at an incredible savings!