HIGH QUALITY: Plaid disco balloons are made of high quality aluminum foil, thick and auto-sealing, no leaks, can last for weeks when inflation. There is a little hole on the top of the balloon, Offering hangable options, can be inflate by helium or air. EASY TO USE: These balloons support air helium.Easy and convenient to inflate and deflate. Pinch the inflation inlet flat after inflation being completed.The air outlet will be automatically sealed by its matched self adhesive glue of the balloons inlets, and you can use them repeatedly. REUSE and EASY TO INFLATE:this 4d foil balloon set is very easy to inflates with pump (not included), or just use a straw to full it; Make air out when not use, then you can reuse it many times. 4D mirror effect design: disco ball balloon with exquisite 4D mirror design, the surface is smooth and reflective, you can use ribbon to hang it on the ceiling to reflect different colors of stage light, which will enhance the dance party jubilant and atmosphere NICE DECORATION: These balloons are suitable for most occasions, the disco theme can make your life full of joy, you can use them to decorate your birthday party, 70's party, disco themed party, Christmas and so on, make your decoration attractive and eye-catching.