Our Special Effect Printed Tees have Solar Color Changing Graphics printed on front. In artificial light (inside) they appear to be Black & White Sketches. But, go outside into the sunlight and they take on vibrant colors. Men’s Regular Sizes S M L XL Big and Tall Sizes 2X 3X 4X 5X 6X and LT XLT 2XLT 3XLT 4XLT. Ladies Sizes XS S M L XL 2X 3X 4X.