Eanjia 18inch Clear Bubble Balloons 20pcs Self-Sealing

√ SELF-SEALING. Eanjia bubble balloon has a self-sealing valve. After being filled with air or helium, the self-sealing valve will automatically engage. It is easier to store helium. The floating time of helium gas is 3-4 days. The built-in straw allows you to easily deflate and store the bubble balloon for reuse. √ YOUR DIY TIME. After the bubble balloon is filled with air or helium, it can be decorated separately. Transparent balloons can also add string lights or vines around the balloon. Use your imagination to create your own transparent Bobo balloons decoration. √Pre-stretched VERSION. The stretched version of the foam balloon is an additional process at the Eanjia factory. Stretched bubble balloons are easier to inflate, thereby improving your experience. Fill the bubble balloons with air or helium, then blow them to the correct volume, they look almost like bubbles! √CLEAR AND DURABLE. All Eanjia bubble balloons are made of TPU material. Therefore, compared to those latex ball