Smartwool Mens Classic Thermal Merino Base Layer 1/4 Zip Charcoal Heather Size:MD Constructed from powder-coated steel tubing

Constructed from powder-coated steel tubing with a composite horizontal tube

Click For Installation Video

but other batteries can be easily mounted

Our trike seats can hold two flags

Smartwool Mens Classic Thermal Merino Base Layer 1/4 Zip Charcoal Heather Size:MD Constructed from powder-coated steel tubingWe've updated the fit of our Men's Classic Thermal Merino Base Layer 1 4 Zip to improve functionality while also enhancing aesthetics. As one of our heaviest base layer tops and best base layers for cold weather, this garment uses 100% responsibly sourced Merino wool, shoulder panels, and a flatlock seam construction to help minimize chafing as well as help keep you comfortable and temperature regulated as you enjoy high intensity skiing, hiking,