The Gymshark Onyx 5.0 Seamless T-Shirt in Black/Onyx Grey, size L, is a high-performance athletic top designed for gym and training activities. Made from a blend of polyester, nylon, and elastane, this muscle-fit t-shirt features a crew neck and short sleeves for a comfortable and supportive fit. The breathable and stretchy material ensures flexibility and comfort during workouts, making it an ideal choice for active men looking for quality activewear. Made by the reputable brand Gymshark, this t-shirt is a stylish and functional addition to any sports wardrobe.