Browning 120 Merino Crew Top Gray Medium. 120 gram weight. 17.5 micron thread. Birdseye mesh under under arm panels for ventilation. Integrated panel thumb holes. Specifications for Browning 120 Merino Crew Top: Manufacturer: Browning Age Group: Adults Apparel Fit: Regular Color: Gray Application: Tactical Fabric/Material: Wool Features of Browning 120 Merino Crew Top 100percent Merino wool main body fabric 120 gram weight 17.5 micron thread Birdseye mesh under arm panels for ventilation Integrated panel thumb holes Package Contents: Browning 120 Merino Crew Top Browning 3015427902: 120 Merino Crew Top Gray Medium