Engagement Standard Balloon Has a friend or loved one just put a ring on it? Help the happy couple celebrate with the Engagement Standard Balloon. Featuring a classic white design with "congrats on your engagement" messaging, it's the perfect gift to mark this special occasion. It looks beautiful on its own, or you can add other foil and latex balloons to create your own balloon bouquet. Fill it with air for a classic look, or use helium to make it float - just head in to your nearest Big W Store to inflate.