MJoffee Soft, flexible and stretchy mens turtleneck, men turtleneck thermal underwear base layer shirts sweater or outer shirt. This casual turtleneck shirt has excellent thermal performance. Suitable for spring fall and winter. This is a pullover turtle neck basic top, sturdy stitching, full turtleneck is great for chilly cold weather, sharp looking pullover. Warm,snug and Soft. Size Chart inches X-Small: Shoulder: 14.2 / Chest: 36.2 / Sleeve Length: 24 / Full Length: 26.4 Small: Shoulder: 15.7 / Chest: 39.4 / Sleeve Length: 24 / Full Length: 26.4 Medium: Shoulder: 17 / Chest: 42.5 / Sleeve Length: 24.4 / Full Length: 27.2 Large: Shoulder: 18.5 / Chest: 45.7 / Sleeve Length: 24.8 / Full Length: 28.4 XL: Shoulder: 20 / Chest: 48.8 / Sleeve Length: 25.2 / Full Length: 28.4 2XL: Shoulder: 21.7 / Chest: 52 / Sleeve Length: 25.6 / Full Length: 29.1 3XL: Shoulder: 23.5 / Chest: 55 / Sleeve Length: 26 / Full Length: 30 4XL: Shoulder: 25.2 / Chest: 58.2 / Sleeve Length: 26.6 / Full Length: 31.1