The “we care” thermos bottle by nava 300ml will delight young and old alike. It is an innovative product that combines functionality with style. \ \ It is made of 18/8 stainless steel (ss304) and double-walled. It is bpa-free, pvc-free, free of phthalates and other harmful substances, for durability over time and completely safe and hygienic storage of beverages for babies and young children. \ \ In this thermos with vacuum insulation technology, you will keep beverages either hot or cold at the desired temperature for 8-10 hours. \ \ It is also suitable for freezing. \ \ With a built-in silicone safety ring on the lid to prevent leaks and a built-in straw for ease of use. The lid opens automatically (onetouch) by pressing the button, specially designed for small hands. It is ideal for our little friends, for school, walks but also for inside the house, since it does not break and is completely waterproof. \ \ As for cleaning, simply wash by hand with a soft sponge. \ \ It is not suitable for the dishwasher. \