Features:

• BPA free
• Interchange between breastfeeding and bottle feeding easily and smoothly, reduce nipple confusion.
• High quality temperature-resistant bottle that can be sterilized in boiling water.  It will not release toxins when exposed to high temperature or acidic or basic substances. 

• Excellent flexibility-simulates mommy's natural breasts, responds to baby's sucking accordingly.
• Anti-colic Valve-enables air circulation and milk flow efficiently to avoid colic.
• Conform to baby's mouth-mimics the natural curve of the breast, allow baby's little mouth to latch on easily.
• FDA approved
• Stretchable design: Taiwan Patent No. D142938, China Patent No. ZL201030569063.1

Material:

• Bottle: glass
• Nipple: silicone
• Cap: P.P.
• Twist: P.P.

Caution:

• Nipple Cleaning: Please note that the tip of the nipple is delicately made.  Please protect the tip of the nipple by pressing on it lightly with your fingertip while cleaning.
• Vent Valve: Before use, rub the vent valve gently to ensure proper air circulation for smooth milk flow and to keep nipple from inverting.

Warning:

• Please rinse with clean water and disinfect by soaking in boiling water for approximately 3 minutes.  Gently pull the nipple to check nipple elasticity frequently.  Replace immediately if nipple appears out of shape, becomes sticky or cracked.
• Infants must not be bottle fed without adult supervision.  This product is not a toy.
• Do not drop the bottle from a high place and avoid external impact to prevent damaging the bottle and accidentally harming the baby.
• When sterilizing with boiling water, start by immersing the bottle in cold water, then turn the stove on to gradually bring the water temperature up to boiling.  A sudden change in temperature is the primary cause of bottle breakage.
• DO NOT MICROWAVE: Do not sterilize by heating in microwave.  Overheating may cause the bottle to burst.  Do not heat milk/formula in the bottle using a microwave as it creates hot spots which can scald the baby.
• For storage: please keep in a cool dry place, avoid direct sunlight.