You can also get the clear boxes from a girl here on SCS, Heidi (pinkhedgehog). She has an online store and I have purchased her boxes to do my Christmas card sets that I sell. I fit 10 card and envelopes in each box easily, and her prices are VERY reasonable. You can check it out
Here, she also sells the bags as well. She has really good products and customer service is the best.
Jamie