Its 100-weight construction provides a high warmth-to-weight ratio, making it an excellent mid-layer that fits comfortably under a shell without adding excessive bulk.

is often considered lighter and more breathable, some users find it requires a wind shell more frequently due to its highly porous, breathable knit. Technical Specifications

According to manufacturers' details found on Nordstrom and Bob's Sports Chalet : 100% polyester FlashDry™ fleece. Weight: Approximately 9 oz (claimed for women's medium).

The jacket includes abrasion-resistant panels at the back of the neck and on the pockets to prevent wear from backpack straps or heavy use.

Most reviewers describe the fit as "Active" or "Semi-fitted," allowing for optimal mobility while maintaining a streamlined profile. Expert and User Perspectives