First Lite Challis Fleece Jacket - Men's Fusion Medium. Whether acting as a glassing outer layer in the early season or being used to add insulation and stop the wind in tandem with your late-season kit the Challis is always appropriate. Tricep vents and a two-way center front zip allow the jacket to be used as an active insulating layer during high exertion times while the fleece construction remains quiet and insulating when in stationary situations. Specifications for First Lite Challis Fleece Jacket - Men's: Manufacturer: First Lite Sleeve Length: Long Sleeve Apparel Fit: Regular Gender: Male Age Group: Adults Application: Outdoor Hunting Seasonal/Temperature Use: All Seasons Weight: 27 oz Jacket Style: Fleece Jacket Pockets: Yes Lining Material: Grid Fleece Features of First Lite Challis Fleece Jacket - Men's Windproof fleece construction with grid fleece backer Hoodless construction to allow layering without stacking hoods Tricep vents for dumping heat under exertion Low-pile fleece remains warm and silent DWR (durable water repellant) treatment Package Contents: First Lite Challis Fleece Jacket - Men's First Lite 139370: Challis Fleece Jacket - Men's Fusion Medium