Maxi skirt from issey miyake line A-POC ("A Piece of Cloth"), made from medium weight, slightly rumpled-feeling cotton-polyester fabric with multicolour (green, aqua-y blue, red, orange, black, etc) stripe pattern and additional horizontal stripes running through it periodically (fainter to the eye than in these images). Skirt is flared, with elastic waist.

Size 2 (JP womens M)
Check measurements to confirm fit
All measurements taken flat

Waist (circumference):
 64-76 cm
Hip width:
 52.5 cm
Length: 92 cm
Hem width: 69 cm

55% cotton 45% polyester
Made in japan
Mid-late 1990s