Smartwool Merino 250 Base Layer Pattern Quarter-Zip To

In great condition Merino wool helps maintain comfort whether the climate is warm, cold or in between 8 in. front zipper ventilates on demand; raised collar keeps your neck warm in the cold UPF 50+ fabric provides excellent protection against harmful ultraviolet rays Flatlock stitching eliminates abrasion, increases comfort and enhances fit by reducing bulky seams Shoulder panels eliminate top shoulder seams, reduce chafing and optimize comfort under pack straps Rear body seams wrap around to front and enhance fit