Burton Youth XL Lightweight First Layer Set 18 years Fits W XS-S

I am having a hard time putting this in a category-- it is "youth/Kids" but purchased fro my 18 year old daughter. (woman's) This is a youth XL (18 years old) but fits women's XS/S. New with Tags. Fun tangerine color. Burton 1st layer sets are top quality for base layers. I wear mine to sleep!