Size Guide This jacket is made with high quality Grade A Medium Weight Sheepskin Leather with double stitching for durability. It features X-men logo on the chest ribbed sleeves and shoulders and fine ribbing on the back with blue piping all around for sleek styling, two inside pockets and a satin + polyester inside lining. Please choose you size carefully from our size chart before ordering your jacket by ensuring you measure your chest size correctly. The measurement in our size chart is actual body size and NOT the jacket size. This will save you and Feather Skin the time and hassle if you receive the wrong size jacket. Premium Quality Medium Weight Sheepskin Genuine Leather Fastening Zip Inner Material Lining Satin Long Sleeve Two Inside Pockets Polyester + Satin Comfortable Lining Dry-clean only All weather protection