ISO Store When you purchase items from Zazzle or Amazon, part of the proceeds will benefit ISO. Here are a few of the items for sale. Mugs of various types displaying ISO’s colorful logo from Zazzle. Souvenir mugs from the 2015 Carnegie Hall concert featuring different ensembles from Zazzle. Sweats, hoodies, and T-shirts with the ISO logo in all sizes from Zazzle. The ISO Symphony performs on this CD featuring the beloved children’s story “Goodnight Moon.” Buy it at Amazon. OPERA 360 will highlight the spring season. Design features the names of all the operas ISO ensembles will study. From Zazzle.com Click on thumbnails for details.