Spreadshirt Boston Irish Celtic Cross Men's T-Shirt Designed and printed in the USA. Celebrate St. Patricks Day, represent Boston, and show pride in your Irish heritage with our Boston Irish Shamrock design. Rock this Irish design on St. Paddy's Day on March 17 this year, or any day you want to show some Celtic pride. Relaxed, tailored and ultra-comfortable short-sleeve t-shirt. You'll love the way you look in this durable, reliable classic. 100% pre-shrunk, heavyweight cotton (except for heathered colors); Fabric weight 5.0 oz. For best results and to maximize durability machine wash cold, inside out and tumble dry on low heat. Official sizing (width x length measured in inches): S (18" x 28") | M (19.5" x 29") | L (22" x 30") | XL 24" x 31") | XXL (26" x 32") | 3XL (27.5" x 32.5") | 4XL (34.5" x 29") | 5XL (31" x 35") | 6XL (33" x 37.5").