12 x 12-inch (6-4x6-inch pockets) 3-Ring Album Page Protectors by We R Memory Keepers | 50 pack QUALITY MATTERS: Our high-quality page protectors are ultra-crystal clear, non-glare, extra thick (4mm), acid-free and have reinforced edges. 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 We R Memory Keepers 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!