40The Sun + Stone Men's Waffle-Knit Thermal Shirt in Vintage Sage, size M, is a comfortable and versatile addition to any man's wardrobe. Made of a blend of polyester and cotton, this long sleeve shirt features a thermal design to keep you warm during the colder seasons. The solid sage color, crew neckline, and regular fit make it a classic choice for everyday wear. Easy to care for with machine washable instructions, this shirt is perfect for the winter, fall, and spring seasons.