Show off your nerdy side with the Women"s Nerds Tank Dress, Halloween costume. Starting with the thick, black nerd glasses and down through the body-hugging, candy-coated Nerds-embellished scoop neck Tank Dress, this flirty Halloween costume is covered in sweet details that will have you looking like no other nerd before you. Get a group of your friends together and make yourselves into a giant box of Nerds for a super-original group costume that"s sure to be a hit at all of your festive Halloween parties. One size fits most.