It features a safety O-ring for inversion if your dog catches it on a branch

versus denim’s twill weave

cotton canvas for lasting durability

A roller in the buckle helps minimize wear on the strap

Finished with a snap-adjustable plastic back strap

filson man vintage flannel work shirt fmcam0016w0322 455 Size:3XL It features a safety O-ringOur Vintage Flannel Work Shirt has been a favorite of Filson employees and customers alike since its 2015 introduction. Built with thick and breathable cotton flannel, its ideal for cold weather. The fabric is heavily brushed for outstanding softness and thermal retention. Dual shoulder pleats on the back yoke provide unrestricted range of motion for working overhead, casting a fly rod, or shouldering a shotgun. Virtually unbreakable buttons are used