kidsme 2-in-1 Silicone Oval Feeding System is soft, silicone material and wide oval shaped design. It provides seamless switching from breast to bottle, no nipple confusion, and less hassle when bottle feeding. The feeding functions includes liquid feeding and semi-solid food feeding. Give it a gentle squeeze at the start of a feeding to give your baby the experience of a weaning stage. A super wide neck can be easily cleaned by hand.