GBC Standard Thermal Binding Covers, 15 mm, 140 Sheet Capacity, A4, White, Pack of 50, IB370083

Standard thermal binding covers, A4 size, white/clear colour, 150 microns, comes with a Silk White 240gsm back for extra rigidity, 50 in a pack. Designed for the GBC ThermaBind system, Standard Thermal Binding Covers give a stylish perfect bound look to documents. They combine a transparent PVC front to display the title page clearly and a white silk-finish back, forming a totally secure spine with permanently bound pages, and are available in a wide range of sizes to bind up to 440 sheets.