USN Challenge Yourself T-Shirt is a heavy duty training t-shirt, perfect for everyday use during training. USN Nutrition T-Shirt is a stylish crew neck, short sleeved shirt. Made from 100% Cotton to provide maximum comfort during training and suitable for any type of training session. USN Nutrition T-Shirt is highly durable, complete with the USN logo and typeface. Perfect for athletes who want to represent their favourite sports supplement brand. USN Nutrition T-Shirt features a sporty and practical design, suitable for home or gym use. Available in blue or white and in a range of sizes, perfect to fit a variety of body shapes.