Clean and sterilise your bottles and teats feed your baby and keep your bottles cold or warm when travelling thanks to the philips avent bottle feeding essentials setbottles clinically proven to reduce colicunique anti colic system consists of the philips avent teat and adaptor ring allowing air to flow into the bottle instead of your babys tummy for better digestionergonomic shape for easy holdingdue to the unique shape the feeding bottle is easy to hold and grip in any direction for maxi