Protect your baby"s sensitive gums with our super soft spout. It"s been perfectly designed to help your baby progress from breast or bottle to their 1st Tumbler. Each cup comes complete with our patented 2 in 1 non spill valve that gently regulates baby"s drinking action so the flow of liquid is always smooth and steady and without messy leaks and spills. Every valve can be removed easily to convert your cup to free flow The choice is yours. They are safe for use in the dishwasher, microwave, and sterilizer. BPA free, Latex free, and PVC free.