hi ivy
ya lor. during our time, our parents dont change our bottles so frequently.
read that the reason for changing due to the plastic bottles coz in long run, it can produce some chemical reaction. dont know how true. anyway, i changed my gal's bottle when it start to turn yellowish or max use one yr only. my gal is also using NUK but the laxtet teats is veri exp coz need to change every 3 weeks
ya lor. during our time, our parents dont change our bottles so frequently.
read that the reason for changing due to the plastic bottles coz in long run, it can produce some chemical reaction. dont know how true. anyway, i changed my gal's bottle when it start to turn yellowish or max use one yr only. my gal is also using NUK but the laxtet teats is veri exp coz need to change every 3 weeks