The Grindstone Jacket brings the rugged durability of a classic work jacket to the job site while enhancing comfort, function and weather protection with key technical upgrades. GORE-TEX® INFINIUM™ with WINDSTOPPER® Technology provides a barricade against the wind and PrimaLoft® Silver insulation adds the warmth, weather protection and breathability needed to stay active and comfortable in the cold. Designed to move freely and featuring a durable double canvas construction, the Grindstone gets it done when Mother Nature brings the cold and wind to your workday.
- Large, open hand pockets
- Zip-secure chest pocket
- 80-gram PRIMALOFT® SILVER insulation
Fabric Details: 80-gram PRIMALOFT® SILVER insulation
Weight: 24 oz
Size Chart: Click Here
Sitka utilizes a wide range of PrimaLoft® insulation technology based on the intended end use of each garment. Through specialized applications and by body-mapping PrimaLoft®, they fully leverage the benefits of each technology and optimize the end performance of their insulation layers.
GORE-TEX INFINIUM™ with WINDSTOPPER® TECHNOLOGY
GORE-TEX INFINIUM™ WINDSTOPPER® products offer complete windproof protection through a durable, lightweight, water-resistant and breathable membrane, to prevent wind from robbing heat from your core. GORE-TEX INFINIUM™ WINDSTOPPER® products are available in a range of options from lightweight shells to garments with different levels of abrasion resistance, thermal comfort, stretch, and next-to-skin comfort.