Quest for a Christmas outfit and found something that comes in at under £100 question is when it arrives will it look cheap and nasty like everything else has

[Helpmepleasenow48]

I've ordered items from Oasis, Toast, Boden only to send them back.
However I used my M&S 20% discount to get some presents and ho hum I found this jumpsuit and some shoes - - because of the present buying the jumpsuit was 'free'. Question is will they look like tat when they arrive

www.marksandspencer.com/sparkly-maxi-jumpsuit/p/p60196676?OmnitureRedirect=sparkly+cropped+jumpsuit
and the shoes
www.marksandspencer.com/stiletto-heels-court-shoes/p/p60178433?image=SD_01_T02_2000_XX_X_EC_90&color=SILVER&prevPage=srp