Much care is taken in the formulation of this ink applied in the patch, so as to make it phthalate free, a substance which can be toxic for children. A special coating is also applied in the patch, so that the garment does not react to chlorine while washing.
Next, something is likely to be required to reduce pain and itching. Many people raised in a beach community know the secret of aloe-based lotions there are many commercially available types. Ask the pharmacist at your local chemist.
In the hours and days following exposure, dermatologists suggest cool (not ice cold) baths may help. Avoid bath salts, oils, and perfumes because these may produce sensitivity reactions. Avoid scrubbing the skin or shaving the skin.
UPF is the measurement of how much UV light it blocks. The amount of protection that any fabrication provides varies and is dependant upon the type of fabric, the weave or type of knit fabric. Historically, these fabrications have a denser weave or knit construction and are normally darker in color.