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.Decorate your home, office, classroom or event spot with a fashion latex balloon. No matter the event, you can mix and match balloon colors and styles with the fashion latex balloon to create a festive balloon bouquet or arch.Details:Available in multiple colors11" (27.9 cm) balloon size100 balloonsLatexRequires inflation