UV Shoelaces Color Change by Heebie Jeebies Save $-14.99 $14.99 CAD 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart These funky shoelaces look like boring old white ones until you expose them to sunlight. Then, a design will appear, either blue dinosaurs or pink butterflies, triggered by the UV radiation.