Lifefactory 4 oz Glass Baby Bottles with Silicone Sleeve

Lifefactory baby bottles are made of the highest quality, thermal shock resistant glass, allowing them to transition safely from freezer to boiling water. The protective silicone sleeves provide a good gripping surface for little hands and help protect against breakage. Product Details: 4 oz (120 ml) Includes stage 1 (0-3 mos) nipple Dishwasher safe (place cap parts and nipple on top rack/no need to remove silicone sleeve unless desired) Includes polypropylene (PP#5) cap, ring and stopper and silicone nipple Compatible with most major breast pumps All components made in the U.S. or Europe and assembled in the U.S. All materials are FDA approved BPA/BPS-free and phthalate-free While very durable, the bottles are still glass and are not unbreakable