100% Rayon The pants’ length is about 46 inches Can wear with a suit or cardigan outside The pants might be a bit see-through under bright lights if you wear colorful undies, the pants are very comfortable and true to size with an elastic waistband. The tunic is also stretchable, but not as stretchy as the pants, a bit hard to get in and tight. We ship on the same day or the next business day BUNDLE and SAVE! Accept reasonable OFFER.