1) Double-action hand pumps, 2) Newly-developed product, 3) Good quality and factory price, 4) OEM welcomed mini balloon hand inflator, plastic balloon ... pressure, it make your inflation time in half time. Nameballoon hand pumpMaterial plasticSize Φ50×28mm Packing polybagMeas 100pcs/55*30*56CM ... quality and factory price, OEM welcomed... plastic double action balloon hand pumps B102