Shop All › Congrats Balloon Image 1 of 1 Congrats Balloon from £6.00 18” balloon can be helium (with string and wight) or air filled (with balloon stick). both can be added to flowers. Air or Helium: Select Air or Helium Air Filled Helium Filled Add To Cart Added! 18” balloon can be helium (with string and wight) or air filled (with balloon stick). both can be added to flowers. You Might Also Like Birthday Boy Balloon from £6.00 Good Luck Balloon from £6.00 Baby Girl Balloon from £6.00 I Love You Balloon from £5.00 Happy Wedding Day Balloon from £6.00