Two brands synonymous with winter weather collaborations, Staple Design and Penfield released their Rockwool Jacket for sale beginning today. Being the third time they’ve partnered together, the jacket, which we previewed here, continues to demonstrate their affinity for comfort, protection, and style, showcasing the true essence of the heritage-focused Penfield Trailwear product line. Coming equipped with a 60/40 (cotton/nylon) exterior build and insulated with premium 80/20 down (down/feather), this jacket is perfect for keeping you warm to your core. Earthy tones take care of the styling, using a dark shearling fur collar, contrasting leather trim on the cuffs and shoulder yoke, and full-length button-down brass snap closures. Inside, the interior linings is 100% nylon and features a custom Staple x Penfield label made specifically for this piece. This Rockwool Jacket is available now for purchase at Reed Space and other Staple Design retailers.