How often can you look good and feel good for less than $25. Check out these fun tee's from Tonic They're cool and , each one benefits a very specific charitable effort. From endangered coral reefs to putting shoes on children in Haiti to giving mosquito nets to families in malaria ridden sub-Sahara Africa, these are all great causes. Tonic sends an average of 40% of the revenue from each purchase into the corresponding charity, so you know your money is actually going somewhere besides a slogan-riding-manufacturer's pocket. You pick where it goes when you pick your shirt.