Personalized Better With Age T-Shirt. If things get better with age, I'm near perfection. Getting older just means that you are getting better than ever! Funny birthday gift for anyone who is improving with age. Everyone loves our Custom T-Shirts! 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.