Your idea is somewhat like Hawkers Sunglasses here in Spain. If you can read Spanish, check this out it is packed full of what you are trying to do, except they

Your idea is somewhat like Hawkers Sunglasses here in Spain. If you can read Spanish, check this out it is packed full of what you are trying to do, except they made way more money: http://www.elconfidencial.com/tecnologia/2015-04-06/hawkers-gafas-de-sol_753986/ http://www.elconfidencial.com/tecnologia/2015-04-06/hawkers-...