Leather Collar Blazer. Crafted in Italian Crepe Wool. Black blazer with leather collar. Two front slit pockets. 90% virgin wool, 10% nylon. An update to your traditional blazer, this piece features an edgy leather collar. If you're looking to add more staples to your wardrobe, this blazer is a necessity. It can be dressed up or down depending on your mood - either way, you're going to love it. care information Professional leather specialist.