If you indulge in outdoor sports quite often then this Soltronix solar charged headphone radio is a must-have for you! The Soltroniz headphones is lightweight and it runs on solar energy, so you don't need to look for a electric connection every now and then to recharge your headphones. Besides, the headphones are comfortable to wear and it also has a Bass Boost button for those who like to listen it loud. GadgetReviews report that, 'when fully charged the battery can last for 20 hours without being recharged and for every hour of being in the sun, it will work for three hours in the shade.' With solar headphones, you won't be deprived of your favorite music while you trail under the sun doing, hiking, biking or anything under the sun!

Cool Factor: Solar Gadget