Double wall vacuum bottle 500 ml (stainless steel) The vacuum bottle for infants 500 ml is made of stainless steel. Double walls with vacuum insulation allow to keep the temperature of the contents for a long while (up to 6 hours). It is extremely durable and lightweight. Vacuum lid ensures absolute tightness. It is equipped with a plastic lid-cup. Liquid from the vacuum bottle is poured with a help of the button, which is considered to be the safest way, especially for children. Made in bright friendly colours, the vacuum bottle will cheer your baby and make drinking a pleasant entertainment. Do not wash in a dishwasher.