The PPSU bottle is made of the most safe new material PPSU (polyphenyl sulfone). It is free of bisphenol A and has a high temperature resistance of 180 degrees. It is both safe and transparent for glass bottles and light and resistant to PP bottles.
The body of the bottle is brown and yellowish. The bottle is lighter, resistant to falling and not easy to break, brewing or steam sterilization is not easy to produce chemical toxins, does not contain bisphenol A, heat resistance of 180 degrees, microwave heating.
The following is about Baby PPSU/PP Bottle related. I hope it can help you understand better.
Wide bore baby bottle designed to closely mimic a mother's lactating breast, our elliptical-shaped and super soft silicone teat minimizes nipple confusion so combining breast and bottle-feeding is seamless.
PPSU Baby Bottle Safety carefully chose 100% medical grade hygienic silicone. The bottle is designed with a super-wide mound and naturally shaped nipple to help your little one make a seamless switch and latch on easily!
Our anti-colic baby bottle's air free vent is designed to help your baby swallow less air by keeping the nipple full of milk during feeding. Reducing the amount of air your baby ingests helps with common feeding issues such as colic, gas & reflux.