BGSD Men's 'Derek' Herringbone Wool Blend Bibbed Walking Coat (M) Shell: 60% wool 35% polyester 5% other; Lining: 100% polyester; Fill: 100% polyester A classic walking coat crafted in a herringbone wool blend styled with a ribbed collar, notched lapel and single back vent. Perfect to keep you warm and stylish. Insulated polyester filling adds extra warmth for cold winter. Regular Fit: extra room through the chest and waist for a classic fit Single breasted button closure One chest pocket and two side welt pockets; One interior pocket Polyester insulated lining