Shirt very above average desktop shirts (like cardboard with elastic ...), both in terms of design than the strength (nice color, beautiful material ...). The documents inside are very well maintained, the closing mechanism is reliable, there is no risk of "leakage": Leitz this shirt is therefore targeted in priority of documents to be handled frequently consulted or transported . The storage capacity is important. There remains the question of the price (about 5 to date), which is still excessive, especially if you need a variety of shirts. Other than that, it's a good product.