Internal Lining is 100% Cotton lining, and an inner trim band for extra comfort.<br><br> Outer fabric (shell) is made from 100% British Millerain waxed cotton, making this garment waterproof and windproof. <br><br> An Adjustable Brass Buckle fitting with a matching waxed cotton band. Produced to the highest standards by a manufacturer of top quality countrywear and clothing.