Personalized Worlds Best Farmer T-Shirt. Farmers are so important to the whole world and should be thanked for all they do to feed us. Fun Worlds Best Farmer design comes on a T-Shirt - Charcoal Grey gift with a sports style logo that can be personalized using the design tool before you order. 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.