22 inch sized Birthday Brilliant Stars Single Bubble balloon made of premium see-through stretchy plastic that will float for 3 to 4 weeks. When fully inflated bubble balloons are round with smooth, wrinkle-free seams providing a 3-D effect from every angle. Supplied with a pre-attached ribbon, standard weight and balloon daisy. Bubble Balloons are very durable, never oxidize and are non-allergenic. Inflated size: 16 inches by 16 inches. Caution: Misuse can cause injury. Dispose of properly. Helium gas should never be inhaled. Warning. Not suitable for children under 36 months due to potential small parts which may pose a choking hazard. Adult supervision required.