Celebrate another trip around the sun with a glass of wine, and peace of mind. Our drink markers help keep the party goin' without the worry of mixing up glasses or spreading cooties. So fill 'er up, toast to another year...and cheers! Use GlassTats when you need to know whose glass is whose, or to add flair to your insta posts. Our dissolvable drink markers stick on any glass and dissolve under warm water or in the dishwasher. Our birthday party collection includes 12 drink markers: party animal, young, wild & free, light & bright, fun-fetti ready, here for cake, it's my party, gettin' toasty, hooray it's your bday, poppin' bottles, birth-yay!, oldie but goodie and so.much.fun.