70th Birthday Balloon Weight 1 70th Birthday Balloon Weight Happy 70th Birthday Balloon Weight measures 3.25" x 2.5" Mini gift bag balloon weight is decorative and convenient for anchoring balloons and balloon bouquets This gift bag weight holds up to 15 12" latex balloons or 40 18" foil balloons Dont forget to combine this with other 70th birthday party supplies and party decorations from Unique