Balloons measures 30cm when inflated. Supplied deflated - simply blow up with air or to float, inflate at a helium station like a party/balloon store, florist, or hire/buy your own helium tank. Please note, product colour is represented as accurately as possible, your viewing device may affect how the exact colour is displayed. Your dreams of becoming a global social media sensation will float to life with these Internet Famous birthday balloons! Tie balloons to the influencer's chair, arrange them into a trend setting centrepiece for your table or float them around your party venue for an Instagram-worthy Tik Tok party setting! Balloons can pose a choking risk. Follow safety warnings on the pack before use. Not recommended for children under 8.