Color Change Inks
Color-changing inks are specially formulated inks that change from a clear state to a vibrant color when exposed to ultraviolet (UV) sunlight. Our custom screen printed color change tshirts and tote bags use a combination of standard screen printing inks and our special sun-activated inks to provide the maximum color-change effect.

How Color Change T-shirts Work

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There is a slight "clear shade color" when our sun-activated ink is applied to a t-shirt. The "clear shade color" is barely visible when the t-shirt is not exposed to sunlight.

The sun-activated color appears in 10 seconds or less, depending on the sunlight intensity, and fades to a clear color when removed from sunlight.
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Available Shirt Colors