Overview Reviews Product Description GBC Leathergrain Binding Covers Navy Pk100 are 300gsm board for durability and longevity. Keeps bound documents clean and protected from damage. Suitable for use with both comb and wire binding systems. Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × GBC GCB L/G Bind Covers Navy Pk100 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments