Pack of 4, each pack includes 10 sheet protectors = Total 40 sheet protectors Acid free and archival safe, won't lift print from your papers Easy load wider top opening allows pages to slide easily into place Each sheet protector holds up to 10 sheets Stores and protects 8-1/2-Inch x 11-Inch papers All the lasting document protection you want without distracting glare--that's what you get with these Standard Weight Sheet Protectors. The durable material makes these sheet protectors ideal for moderate use, and the archival-safe properties ensure that your documents stay well preserved without degradation and print transfer. The Easy Load feature makes it simple to slide papers into place, letting you insert up to 10 sheets in each page. With these sheet protectors, all you'll see is quality.