Lansinoh - mOmma Developmental Drink Set, BPA-Free, Green: * All pieces are constructed with BPA-free materials * Cup rocks but remains upright * Air Ventilation System reduces gas * Wide neck * Spill-proof converter top with protective cap * In & Out Straw System converter top * Fast-flow silicone nipple * Cup is made of polypropylene * Dishwasher and microwave safe Questions about product recalls? Items that are a part of a recall are removed from the Walmart.com site, and are no longer available for purchase. These items include Walmart.com items only, not those of Marketplace sellers. Customers who have purchased a recalled item will be notified by email or by letter sent to the address given at the time of purchase. For complete recall information, go to Walmart Recalls.