Features: 100% Brand new and high quality This high pressure air pump filter adopts compact density filter. Large volume, good water absorption, good performance. Made of high quality material, with long service life. It is not necessary to change frequently and can be reused after cleaning. Specifications: Material: fiber cotton Color: white Safe voltage: 30MPa Fit for: for YONG HENG 30MPa Air Compressing Machine Size: Approx. 2 x 3.5cm / 0.79 x 1.38in Weight: 66g Cleaning Method: 1. The filter core is soaked in diluted detergent water. 2. After the filter core is filled with water, remove and then dry and then soak into the detergent water. 3. Repeat air drying several times. 4. Do not squeeze or rub. Extrusion will result in deformation of the filter core and poor dewatering. Package included: 50 x High Pressure Pump Filter Package List 1100% Brand new and high quality 2This high pressure air pump filter adopts compact density filter 3Large volume, good water absorption, good performance 4Made of high quality material, with long service life 5It is not necessary to change frequently and can be reused after cleaning