Wet clothes provide even less protection. Hold the material up to a window or lamp and see how much light gets through. You should see little or none. Avoid bleached cotton, which is quite transparent. Choose loose-fitting clothes.
Stretched fabric is less protective.
Wear darker colors. Pale shades often don't filter out UV rays as well. If you are very sensitive to the sun, look for UV-protective clothes which are treated with a chemical that helps block the rays. In a recent study, women and men who doubled their fiber consumption absorbed 90 and 130 fewer calories a day, respectively. Citing Surgeon General reports since 1988 that nicotine is addictive and smoking harms health, the IRS recently concluded that programs and prescription drugs that help smokers quit are tax deductible.