Long skirt by 'pleeets' (this is not a typo, it's what the label says (theoretically there could be a misspelling on the label but it seems more likely the three eees are deeeliberate)), manufactured by inoue pleats co. It is made from a lightweight, crushed polyester fabric with a green, brown, and black floral pattern, has an elastic waist, and gently follows the shape of the body.

No marked size (womens)
Check measurements to confirm fit
All measurements taken flat
Garment has stretch

Waist (circumference): 62 - 74 cm

Hip width:
 40 cm
Length: 82 cm
Hem width: 37 cm

100% polyester

More things by inoue pleats co here. Or read (a little) about them.