There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.There are holes on the bottom and top of the balloons for easy hanging with twine, string, or fishing line, easily hung on strings from ceilings or attached to the wall with tape. This foil balloon will stay floating for weeks when inflated with helium and can be re-inflated to stay afloat for longer.