Neon Tube Shot Glasses. Stock your bar with these plastic Neon Tube Shot Glasses to give your next party a flair of fun! Don't be fooled. They may look different, but they hold just about the same amount as a regular shot glass. Plus, with four neon colors, these 5 1/4" glasses are a great way to keep your night looking bright. (15 pcs. per set) 1 1/2 oz.