[. . . ] €¢ Clean the valve after each subsequent use and clean and sanitize the valve before each subsequent use. Assembly: • Note: Make sure you have cleaned and sanitized all parts of the breast pump. [. . . ] €¢ Tip:You may find it easier to assemble the breast pump while it is wet. Connect all the remaining breast pump parts as per the normal breast pump assembly. Make sure all parts fit securely during the assembly of the breast pump. Cleaning and sanitizing: • Clean and sanitize all parts of the breast pump before first use. Clean all parts after each subsequent use and sanitize all parts before each subsequent use. €¢ Do not allow children or pets to play with the accessory, as these parts may pose a choking danger. €¢ Inspect the valve for signs of damage before each use. €¢ Never drop or insert any foreign object into any opening. Compatibility: • Never use any accessories or parts from other manufacturers or that Philips AVENT does not specifically recommend. • Wash , rinse and sanitize all breast pump parts before each use. [. . . ] Compatibility: • Never use any accessories or parts from other manufacturers or that Philips AVENT does not specifically recommend. • Wash , rinse and sanitize all breast pump parts before each use. [. . . ]