Features a 150 Micron, transparent PVC front cover for easy reading of the title page. Comes with a Silk White 240gsm back for extra rigidity. Can be stored in conventional archiving folders using a GBC FileStrip (up to 8mm covers only). Binding doesn't get any easier! Designed for the GBC ThermaBind system, Standard Thermal Binding Covers give a stylish and permanent ‘perfect bound’ look to documents. The transparent PVC front displays the title page and forms a secure spine with the silk-finish back. Colour: white. Spine: 6mm. Binds up to 50 sheets. A4 format. Pack size: 100.. Features. Spine width. 6 mm. Media weight. 240 g/m². Maximum capacity. 50 sheets. Product colour. White. Material. PVC. Format. A4. Other features. Country of origin. Egypt. Packaging data. Quantity per pack. 100 pc(s). Package height. 320 mm. Package depth. 242 mm. Package width. 124 mm