This is men's lamb wool cashmere sport coat for cool weather wear. Made of ultrafine lamb wool and superior cashmere for exceptional softness and an uncompromising fit. Wool engineered with natural stretch comfort. Detailed with stretch armhole panel, center back vents, hand stitch lining, and fine Italian cotton pocketing. Men’s luxury lamb wool/cashmere sport coatHand tailored with imported wool/cashmere fabrics95% lamb wool, 5% cashmere For more info : Check out www.mensusa.com