Smartwool 1/4 Zip Merino Wool Blue Base Layer Mock Neck Slim Fit Sweater is a men's pullover made of 100% Merino Wool. It features a mock neck with a 1/4 zip closure, long sleeves, and a slim fit. The sweater is designed for outdoor activities such as walking, golf, skiing, and hiking during winter, fall, and spring seasons. It has stretch and is machine washable. The blue sweater has a SmartWool logo and is a part of the Merino 250 product line.