95% Bamboo 5% Spandex jersey knit. The weight Blended Thread prints on is 225-245gsm. The reason there is a range is because each time the print house mills base fabric there will be a slight variance. Bamboo Spandex jersey knit is very soft to the hand and is great for items you want light and airy with amazing drape. Dresses, tops, cardigans and certain bottoms (flowy skirts, light airy summer pants). It has four way stretch with approximately 40-50% both ways. 57-60” wide.