Manual Breast Pump with Adjustable Suction is made of soft silicone and Polypropylene that comfortably conforms to the breast and has two adjustable levels of suction to prevent sore nipples. Hand Breast Pump features specially designed handle which reduces hand fatigue and allow moms to pump one-handed. ME8410 Manual Breast Pump is quiet, quick to assemble and easy to pause and resume whenever it is convenient for you. The small, lightweight design allows moms to carry Manual Breast Pump in their purse or diaper bag with ease.