The "French Baby Feeding Bottle" BIBIGO manufactured by GOING FOR BABIES in France, is a patented one-of-a-kind baby formula bottle: 1- Variable sizes: From 3 oz to 10 oz all bellows expanded 2- COMBO design: BIBIGO feeding bottles are at the same time, feeders and powder storage containers. Collapsed Bottle and air-proof cap design,enable powder safe storage during 15 days if necessary. No need for accessories: additional special formula compartment or dispensers, or large bulky empty bottles 3- No need for mixers, blenders, stirrers or agitators. Now, you can break down powder clumps by shaking vigorously the bottle. BIBIGO is the world's first baby bottle made using organic materials, a first in this industry. Designed, developped over more than ten years, and manufactured by Suzanne de Begon in France, a French woman with high expertise in Babies Public Health, who dedicated 7 years in fighting against multinationals and hospitals for their illegal use of a toxic substance to sterilise single use, baby bottles and nipples, and all babies disposable stuff in hospitals. She is officially reknown as a whistle blower in Nov 2011 by the French Authorities. The bottle is reusable 300 times approx. 100% recyclable. Easy to use, to clean, to warm to fix and to mix. Now, this is the bottle made and thought for babies hands and weight.