The most common thought if your out in direct sun is "I thought my own clothes were protecting me"
If your wearing dark colors with a very tight weave you can be protected with your clothes to a degree.
Now we can offer light airy fabrics with fiber technology that not only protects you from the sun's harmful rays, but also offers a sweat absorption factor which allows your skin to breath without the perspiration dampness visible to all. A quick drying factor with a bacterialcidal component will allow comfort all day.
For those with sensitive skin, history of skin cancer and for those who wish to prevent against photoaging and the harmful rays will benefit from this technology.
We now know you can burn right through your regular clothes, unless you have high tech fibers.