This two pieces unit, you can wear these as a set or you can separate them to mix and match with your existing clothing, it is also good for layering too, and it is a very handy piece to have.
Fabric:
95% Bamboo, 5% Elasten.
Sizing:
S/M Fit size 10 to 16,
M/L Fit size 16 to 20,
L/XL Fit size 20 to 24.
The model is standard size 12 and she`s wearing size s/m.