Product: U.S. Polo Assn. Polo T-shirt

Style: Polo shirt, also known as a polo neck t-shirt.

Fabric: Matty fabric, which is a type of pique knit. This is a textured, woven fabric known for its durability, breathability, and comfort. The shirt is likely a cotton or cotton blend.

Color: Dark green.

Design:

 * Collar: Classic polo collar with a button placket. The collar is also dark green.

 * Sleeves: Half sleeves with ribbed cuffs.

 * Fit: Appears to be a regular or slim fit, tailored to the body.

 * Pattern: Solid color.

 * Branding: The U.S. Polo Assn. logo is embroidered on the left chest in a contrasting, light-colored thread (likely white or off-white).

Additional Details:

 * Hem: The shirt likely has an uneven vented hem (split hem) for ease of movement and a better fit.

 * Occasion: Casual wear. It is suitable for a wide range of casual outings and can be paired with jeans, trousers, or shorts.

Overall Look: The t-shirt presents a clean, classic, and stylish look. The dark green color and simple design make it a versatile wardrobe staple. The use of matty fabric suggests a high-quality, comfortable garment.