As a matter of fact, I know what kind of sunglasses you are looking for. Actually, they are quite nice and very suitable for sweet girls. So, there are a lot of those heart shaped sunglasses on offer at Walmart, since Walmart is the largest retailer in the world, it has got many eyewear producers in their outlets. And, if you could not find them over there, I recommend Alibaba to you which is also a fantastic place for those sunglasses.
Yes, you could get the heart shaped sunglasses at walmart which is a good place for you to buy the eyeglasses there. You could also go to the amazon to have a search. Both two places will provide you the good quality of the goods and creative design. And the price there is suitable.