Clinically proven to reduce colic. Decreases spit-up, burping, and gas. Shown to better preserve nutrients in breast milk and formula. Aids in digestion for a good night’s sleep. Offers a flow rate that supports breastfeeding. Material: BPA free. Neck: Wide. Level Teat: Level 2 (3 Months+), Level 3 (6 Months+). Made in China. INCLUDES: 3x 270 ml bottles, 2x 150 ml bottles 2x Level 2 Nipples, 2x Level 3 Nipples 2x Storage/Travel Caps 1x Bottle Brush 1x Microwave Steam Steriliser 1x Tongs.