Latex balloons stay fully inflated for up to 24 hours post-inflation. If you are looking for a longer inflation period, Mylar®/foil balloons typically stay inflated for up to five days.Create your own party vibes with this classic latex balloon. The solid color balloon will be a fun addition to a balloon bouquet or as a part of your party décor for birthdays, special events and more.Details:Available in multiple colors11" (27.94 cm)Can be filled with helium or airLatex