This medela pump in style advanced on-the-go tote breastpump is designed for moms who pump several times a day. The bpa-free breast pump is discreetly hidden in an attractive tote bag. This medela double breast pump includes: breast shields, breast shield connectors, valves, membranes, tubing, 5-ounce bottles with lids, a wide-base nipple with travel cap, removable cooler bag, contoured ice pack, power cord, battery pack and tote. Batteries are sold separately.