You use 4-6 oz of Calcium Chloride per gallon depending on the temps outside

Placket front button closure

and a detachable hood

and full underarm gussets allowing the garment to move with you without riding up

The 4782 was designed and built for the mining industry in the remote regions of Canada

Carhartt® Midweight 1/4-Zip Mock Neck Sweatshirt - Loose Fit - CT105294 Color:Navy You use 4-6 oz ofCarhartt Midweight 1 4 Zip Mock Neck Sweatshirt CT105294 Features Available in Colors Black, Carbon Heather, Heather Gray and New Navy Sizes available from Small to 4XL 10. 5 ounce, 50 50 cotton poly blend or 59 41 cotton poly blend (Black, Carbon Heather, New Navy)* 70 30 cotton poly blend (Heather Grey) Mock neck collar 1 4 zipper with storm flap Front hand warmer pocket Stretchable, spandex reinforced, rib knit cuffs and waistband Carhartt strong,