- R4 fabric is windproof, super warm and stretchy
- Sonic-welded seam construction with reinforced stitching (patent pending) reduces seam bulk on center-front zippers and pockets
- Microfleece-lined collar, cuffs and hem enhance comfort
- Shoulder yoke offset for comfort with pack straps
- Interior wind flap prevents chill through the center-front zipper
- Two zippered handwarmer pockets
- 13-oz Polartec® Windbloc® 100% polyester high-loft exterior with a stretchy windproof laminate and an R2® grid interior
- 567 g (20 oz)
- Made in Colombia.
Regulator Insulation provides phenomenal compressibility, light weight warmth and moisture transport, whether used alone or as part of a layering system.