Specifications Level AA: Weight: about 20kg per piece Thickness: 3mm in average (thickness of fringe must above 2mm) Dimension above 3.5 square meter Request: smooth, no hole, no nick, collect from the neck or back of cow Level A Weight: about 18-20kg per piece Thickness: 3mm in average (thickness of fringe must above 1.5mm) Dimension above 3.5 square meter Request: smooth, no hole, no nick, collect from the neck or back of cow Show More