Laminating Sheets SizeThickness 5mil,.6.3 x4.3 -inch plastic laminating sheet (50-pack).Thermal laminator neededcompatible with most machine brands.It can be used in classrooms,homes,and offices.Very clear,easy to use Wide Application:This thermal laminating pouches can be used to protect and seal your files,photos,menus,recipe artworks documents and etc from moisture.Air bubbles – Feed paper slowly and straight into the laminator. Smooth out bubbles immediately with a ruler before they seal completely. Clear and Visible Content:Featuring high-quality adhesive,they keep content clear and visible,highlighting important information effectively.Our thermal laminating sheets with a rounded corner design,these laminating products are safer and more user-friendly. How to Choose ThicknessDepends on what you're laminating and how much durability you need:2-3 mil (Most Common)- for everyday documents.Most affordable option5-10 mil (Heavy Duty)- for frequently handled items (ID cards,badges,business materials)10+ mil (Professional GradeOutdoor or long-term storage ) Customer Service: If you have any product quality issues or custom requirements,please feel to contact us.We will make you satisfy..