It has a heavy ball at the end of the soft silicone straw

Shield: Polypropylene (PP)

This brush has soft silicone bristles that can brush the first teeth that emerge and the child can bite on it to massage sore gums without the discomfort of the nylon bristles on a regular toothbrush

except the cup itself

Silikone tætningsring til Sugerørskop combandbrush0 It has a heavy ballExtra silicone sealing ring for Mininor straw cup Perfect as a spare if the original ring has been lost or damaged. BPA free Made from soft, food grade silicone Easy to replace and clean Fits all Mininor straw cups. Cleaning: Wash the silicone parts in mild dishwashing detergent and rinse thoroughly. Can be sterilized in boiling water for a few minutes or in a steam sterilizer designed for the purpose.