Chuchubaby is brand from Japan which has more than  40 years of experience in manufaturing mom and bany care products like feeding bottles, baby wipes, breastpad, bottle wash, etc at affordable price with good quality.Suitable for boiling liquid, microwave sterilization.Resistant to 180 ° CMilk never split outMade from Sillica gel and polypropylene resinsAnti-ColicBPA Free