Patagonia R1 Regulator Polartec fleece pullover features a grid-textured body in a vibrant blue with contrasting black stretch side panels. Designed for high-output activities, this technical mid-layer includes a deep half-zip for ventilation, a zippered chest pocket with the classic logo patch, and reinforced elbow/forearm panels. The breathable waffle knit construction provides excellent warmth-to-weight ratio while the elasticized trim at the collar and hem ensures a secure fit. Brand: Patagonia Model: R1 Regulator Polartec 1/2 Zip Material: 100% Polyester body; Polyester/Nylon/Spandex panels Color: Blue/Black Sleeve Length: Long Sleeve Closure: Half Zip Neckline: Mock Neck Pockets: One Zippered Chest Pocket Features: Grid Fleece, Stretch Side Panels, Thumbhole Cuffs RN: 51884 Style Code: W811F Keywords: Gorpcore, Hiking, Alpine, Technical Layer, Backcountry, Trail, Climbing, Outdoor, Performance, Athleisure, Winter Sport, Base Layer, Vintage Patagonia, Made in USA