WUTA Leather Envelope Case 13" MaceBook Sleeve Acrylic Pattern Leather Craft Tools WT918 (Horizontal) Acrylic template for making 13" leather case. Durable can use for a long time. Not finished product. These detailed patterns are clear masked with protective paper. Approx 2mm thick works great during cutting. Approx 4.7 sq.ft of leather will be needed. The case you will made is in dimensions of: 35.5 x 24.5 cm (13.97x9.64 inches).A front slot can hold your files. Packege includes:5 pcs of acrylic patterns.