Carhartt Men's Black Fleece 2 in 1 Headwear Size:OS Maybe it's because this is

Maybe it's because this is the unit of measurement by which other polos should be measured

It is made with durable 600D polyester and 420D dobby polyester so that you know it will hold up over time

but you don't want to do the same

Try the Port Authority Realtree Hardwoods Pro Camouflage Series Garment-Washed Cap

Carhartt Men's Black Fleece 2 in 1 Headwear Size:OS Maybe it's because this isCarhartt has designed the Carhartt Men's Black Fleece 2 in 1 Headwear with 100% polyester to ensure long lasting durability. Polyester never succumbs to rigorous daily use. The all polyester Carhartt Men's Black Fleece 2 in 1 Headwear pulls down over your face and neck to protect the most vulnerable parts of your body during bitter cold days. When the temperature rises, you simply tucked the extended portion of the Carhartt Men's Black Fleece 2 in 1