There are many sites selling small reading glasses for quite a cheap price. But there are two different types of reading glasses, non prescription reading glasses and prescription reading glasses. If you have a prescription, it is better for you to buy prescription reading glasses. Just search it on google and there will be many results. You can easy to make comparison at online and choose the best suitable one.
Recently, with the widely spread of vintage fashion, small reading glasses are very popular among people with vision problems. In fact, that kind of glasses are chic for some people especially those who have a small face. You can surf the website: https://www.alibaba.com/showroom/small-reading-glasses.html. There are plenty of small reading glasses, and you may ask the customer service for help. Besides, Firmoo.com and coast.com are offering free glasses for new costumers. Maybe you can find a pair of small reading glasses for free to have a try.