The maker lists it as a woven linen, and the slubby, breathable texture shows in the close-up photos. The exact fiber percentage isn't stated, so we describe it as a linen weave.
It's shaped through the body with waist darts. Based on the product details, if you prefer an easier fit or sit between sizes, take the next size up.
The hem lands at the high hip, just below a high-rise waistband — it's designed to meet your bottoms rather than cover them.
No — the heathered weave is meant to look softly lived-in. Wash cold, hang to dry, and the texture reads as intentional straight off the hanger.