PRANA Waylen Vest, like new, men's medium Size: M Prana PRANA men's medium Like New Contrast corduroy front yoke, back yoke and front welt pockets Sherpa lining inside collar Durable water repellent coated Description Transition between seasons with ease in the prAna Waylen Vest. A soft sherpa lined collar and 175 gram body insulation add cold weather coverage to a versatile vest.