Pig grain lining: color dyed through and ironed; grade A/B-50/50 PCT; size min. 6 sqft avg. 12 sqft and up. Thickness: 0.6/0.8mm. Pig split lining: color dyed through, grade A/B-50/50%, size min.3 sqft average 6 sqft and up. Thickness: 0.6/0.8 mm.Pig split glazed lining: color dyed through and skins resined, grade A/B-50/50%, size min.3 sqft average 6 sqft and up. Thickness: 0.6/0.8mm