Pre-printed A to Z alphabet index tabs are measured in 1 inch/25.4mm ×1/2 inch/12.7mm, 54 pieces per sheet , 208 pieces per pack. Colorful A-Z Tab Dividers for 3 Ring Binders Tabs can be used as a quick and easy method for creating custom index tabs. Alphabet Tabs Table of Contents Index Dividers can be sticked to page, eliminating bulky divider sheets,it is easy to use. Self-adhesive labels stickers are waterproof and durable it can be used to arrange your file or book. QUALITY CUSTOMER SERVICE: Any question about products or orders, please feel free to contact the customer service, we will try our best to solve the problem.