The Lululemon Button Shirt for men in medium size features a stylish geometric pattern in a grey color, perfect for casual occasions. This short sleeve shirt with a collared neckline and button closure is made of easy-care polyester material, suitable for machine washing. The regular fit and woven fabric make it comfortable for all-day wear during the summer, fall, and spring seasons. This versatile piece from Lululemon is a great addition to any man's wardrobe.