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.Latex balloon packs purchased via Buy Online Pickup In Store will not be inflated unless requested in store at the time of pickup. Inflation charges may apply.Every sports celebration needs balloons! Mix and match this pack of ball-themed balloons with other colors and styles to create fun balloon bouquets and party decorations for sports-themed birthdays, watch parties, tailgates and more.Details:Available in multiple styles12" (30.4 cm) diameter8 balloons LatexRequires helium or air inflation