Happy Weight 100 g Heavy Balloon Weight Primary Plus Asst (10 Piece) Balloon Weights molded from durable, top-quality plastic material Holds up to 9 - 18 inch helium-filled foil balloons (combined) Holds up to 8 - 11 inch helium-filled latex balloons + 1 - 47 inch foil balloon (combined) Holds 1 - 36 inch helium-filled foil balloon Packaged: 10 weights per bag