The wide breast shaped teat promotes natural latch on, making it easy for your baby to combine breast and bottle feeding ; The teat with soft silicone texture helps to create a natural feel ; Flexible spiral design, combined with our unique comfort petals to create a flexible teat, allowing for a more natural feed without teat collapse ; Known for its golden color, PPSU gives you both comfort and durability. The material has a high heat resistance*, similar to glass, while still being lightweight.