food grade material manual and hand press water pump fit for many ... but useful in many place 1. Food grade material2. Manual and hand press water pump3. Fit for many types of ... water bottles4. Cheap, simple but useful in many places.manual and hand press water pumpProduct Size: DIA 9X15CMMeas:50x38x51CMPackage: ... used in home, office, school, factory, hospital etc. simple manual drinking water pump