Comotomo Baby Bottles are designed to mimic breastfeeding to help babies easily transition from breast to bottle, and back! Designed to Latch - Truly wide mound with breast-like design. . Maximum temperature for bottle and nipple is 180 degree Celsius and 120 degree Celsius for cap and outer ring Easy to Clean - Wide neck design making it the easiest baby bottle you’ll wash. Ever. Anti-Colic Vents - Smart, non-leaking vents for consistent milk flow without the colicky fuss. Soft & Squeezy - Safe, high quality food grade silicone offers a comforting and skin-like feel.