1. Left & Right twist lock pump , spring do not contact with liquid to avoid contamination and oxidation the liquid. Bow-tie style clip will double lock the pump .
2. Different kinds of closure size match with more standard bottles .
3. 2.0cc output suitable for the wide range of high viscosity , such as body lotion, Liquid soap , Hair care products ... ...
4. Aluminum closure is also available , UV plating the products will make your products more attractive .