Material: These templates are made of acrylic material, sturdy and durable, the surface is laminated to avoid transportation scratches, please tear off before use Size: 3 different sizes in a package, Inner size: 12.7x7.6cm/5x3inch, 15.2x10cm/6x4inch, 17.7x12.5inch/7x5inch (inner size), suitable for most common notebook covers. Crafting Tools: These guides are designed for easy placement of cardboard covers when making notebook covers, small planers, etc. Versatile: This tool guide will help you make your own perfect note pads, journals or mini books from whole pieces of sticky notes, the fixed templates are perfect for beginners. Handmade Fun: You can use this template to create a one-of-a-kind notebook cover for your loved ones, family or friends that they will never forget.