Ameda® Mya™ Joy Double Electric Breast Pump Kit Ameda® Mya™ Joy (1166471_EA) 1/EAKit includes Mya Joy breast pump, AC power adapter, dual HygieniKit milk collection system, CustomFit flanges (25mm, 28. 5mm), two extra valves (for HygieniKit), two extra diaphragms (for HygieniKit), how to guide and tote bag. This electric breast pump is compatible with Ameda's HygieniKit milk collection system, a true closed system that helps protect breast milk from backing up into the tubing and prevents the system from potential contaminants