I ordered this skirt for both me and SIL (for her birthday) and her one arrived which is 36 and it's huge - well it fits me and I'm usually a 38! She's smaller than me - should I get her the 34 and return the 38 which is being delivered soon?
www.cosstores.com/en_gbp/women/womenswear/skirts/product.pleated-skirt-red.1059846002.html