This item is made of thick, extremely stretchy fabric! Please check the photos (photo 6) for a 1cm fray on the left sleeve. ■ Product Description Official Name: JERSEY MOCK TURTLENECK This is a long-sleeved T-shirt with a mock neck (a shorter turtleneck) released by the US military. It has excellent elasticity, a good feel against the skin, and is quick-drying. It's easy to move in and extremely comfortable! Mock neck long-sleeved T-shirts are hard to find! And if it's a US military surplus item, it's a must-have for clothing enthusiasts! Perfect for layering and as an inner layer in autumn and winter! ■ Size / Length / Width / Shoulder Width / Sleeve Length LARGE / 70cm / 56cm / 44cm / 72cm ■ Color BLACK / Black ■ Material NYLON66%, POLYESTER19%, SPANDEX15% Sleeve Length: Long Sleeve Pattern Design: Solid