New 2-In-1 8-Oz. Formula Bottle Daddy Designed, Mommy Tested & Baby Approved Hold Up To 4 Scoops Of Most Formula Brands Perfect For Nighttime Feedings A Lifesaver Ready In The Diaper Bag Daycare Approved Travel Friendly, Tsa Compliant No Mess, No Waste Easy To Clean, Dishwasher Safe Bpa, Pvc & Phthalate Free Silicone Nipples Are Vented To Minimize Colic Meet Mixie The First Fix-Now-Mix-Later Formula Bottle For Babies On The Go Keep Mixie Prepped Ahead Of Time- It'S The Only Two-In-One Formula Bottle That Makes It Possible To Be Ready For A Feeding Morning, Noon Or Night. Put Formula Powder Into The Patented, Airtight Compartment. Fill Bottle With Water. When Baby'S Hungry, Press The Button On The Bottle Bottom And Shake While The Agitator Does The Mixing. It'S So Easy, And It'S Ready In A Heartbeat. Mixie Is Compatible With Popular Wide-Neck Nipples: Avent Dr. Brown'S Bornfree Nuk