Ok business first. This dress is modal, a kind of cotton jersey. It's machine washable, and light weight. Now the fun stuff - When I was in Denmark and Paris every well dressed woman had a dress like this. Simple, well cut, quality fabric, and easily accessorized. If you're looking for sleeves, try out Ghost Dress [https://santegrace.com/products/sante-grace-mesh-dress?_pos=1&_psq=ghost-dre&_ss=e&_v=1.0] under it. You'll find yourself reaching for this dress all the time. Part of our Hero Collection