Personalized St Patricks Day Irish Letter H Monogram T-Shirt. Irish Letter H T-Shirt - White alphabet gifts. St Paddy's Day monogram is just right for wearing on St Patrick's Day if your name begins with H. Wardrobe essential for looking good, 24/7. 5.0 oz., pre-shrunk 100% cotton. Seamless 1x1 rib collar. Shoulder-to-shoulder taping. Double-needle stitched sleeves, bottom hem and front neck. Note: greys are a cotton/polyester blend.