GBC VeloBind Leather Look Premium Presentation Covers, Non-Window, Square Corners, Black, 50 Pieces Per Box (9742230) PREMIUM MATERIAL  If you're looking for the durability and premium quality of leather, Regency Premium covers are the perfect choice. They give you the look and feel of leather without the price. DURABLE PROTECTION  Regency covers dont just have the look of the leather  they also have the durability and strength. Protect your work from water damage and wear-and-tear with sturdy covers. PRE-PUNCHED FOR VELOBIND  Convenient covers are pre-punched for use with VeloBind spines and binding machines. CONVENIENT SQUARE CORNERS  Clean-cut square corners bring definition to your bound projects for a neat presentation. 50 PER PACK  With 50 attractive linen covers per pack, these are sure to make an excellent addition to your stock of supplies.