A double layer of our tough, water-repellent oil finish Tin Cloth provides armor-like protection against briars and wet brush. Flat felled seams, bar tacking at stress points, double-needle construction and Rugged Twill hem binding ensure reliable use for years. Adjustable side straps provide a no-twist fit. A 14" brass zipper custom cut at Filson with a snap-closure storm flap ensures a good fit over boots.