Men's Classic Thermal Merino Base Layer Crew - Black 196565917379 The pressure of the escaping

The pressure of the escaping air forces the particles into the opening

While a DK Dry™ insert adds a waterproof layer between them both

Use millions of colors to change a kid's room with their interests

1 Zippered pocket on fold-over

Reynolds 520 steel frame

Men's Classic Thermal Merino Base Layer Crew - Black 196565917379 The pressure of the escapingMeet the better than ever Men's Classic Thermal Merino Base Layer Crew. Smartwool updated this 100% Merino wool fan favorite with new colors and a new fit to improve functionality while enhancing aesthetics. Shoulder panels eliminate top shoulder seams, and a flatlock seam construction helps prevent chafing. Add one of the best base layers for cold weather to your winter wardrobe and experience the difference the next time you go skiing, hiking,