The Mountain Warehouse Men's Aero II IsoCool T-Shirt is a versatile, short-sleeved garment crafted from 100% polyester. It features a crew neckline and raglan sleeves for a comfortable, contemporary fit. The design is simple, with a brand logo on the chest. The fabric technology includes IsoCool, which helps regulate body temperature, absorb moisture, and ensure quick drying. Additionally, it boasts a lightweight construction for enhanced comfort during activities. For increased visibility in low-light conditions, there's a reflective detail on the shirt. The fit of this t-shirt is relaxed, offering ample room for ease of movement. Sizes range from XS (35 inches) to 4XL (56 inches), catering to various body types.