Smartwool Intraknit Thermal Merino Base Layer 1/4 Zip Men's Lights & Electronics Snag-free keylock top biner for

Snag-free keylock top biner for easy bolt clipping

Do Not Use Fabric Softener

Footprints

Delta Coring removes over 40% of the foam to reduce weight and bulk without compromising durability

Smartwool Intraknit Thermal Merino Base Layer 1/4 Zip Men's Lights & Electronics Snag-free keylock top biner forNew to our innovative Intraknit line is the Men's Intraknit Thermal Merino Base Layer 1 4 Zip. This Smartwool base layer is 3D mapped for a near custom fit and freedom of movement. Its engineered construction helps enhance your performance with a lighter weight and cleaner finish. If you're looking for base layer clothing for cold weather, this one uses Merino Sport yarn that combines the power and benefits of Merino wool with the durability and fast