120 PCS Decorative Decor Balloon Rings Buckle Balloon Arch Folder Convenient Clip Connector Size about 1.36 inch; Inner diameter: about 1.25 inch;Height: about 0.83 inch Each ring needs 4 balloons, you just inflate your balloons and tie , then slot the balloons knot into the ring At last, slide your rings over your display poles.(Base to be filled with water) Wonderful for wedding,sale promotion,anniversary celebration,opening ceremony,birthday party and other festival decoration