Balloon size: 24inch(After inflate) Balloon style: bubble shape Material: pvc (latex) Advance: Notice Waterproof: IP64 Quantity: one bag contains 25 wave balloons Kind reminder： 1. The balloon supports helium（Float) or normal air(can not flocat) 2. Bubble balloon should be inflated by air filling equipment, such as pump, please do not blow balloon with mouth. 3. Do not put balloons near fire sources, sharp objects, cigarettes and cigarette lighters. 4. This link Does not include LED lamp string and lamp pole or other things shows in the pictures.