No visible material and size tag. Based on the measurements, it should be a L Large or size 14. No obvious flaw. Beautiful diamond tie-dye inspired pattern and color. Single layer. Thin material. Feel like it is made with cotton. The skirt is displayed on a small size mannequin, but the back of the skirt is clipped to make it look fit on mannequin. In fact is super loose on the mannequin. Not stretchable. Waist Flat 18” Length 41”