NUVITA Dudini? made of antibacterial material containing natural plant extract -Preserves the scent of the mother, which has a soothing & nbsp effect for your baby -Dudini is a safe, hygienic, cute toy with international certification, made in accordance with EU safety standards. Nature protects your health. Dudini are the safest and healthiest companions and friends of your baby -ANTIBACTERIAL PRODUCT Results of washing tests Reduction of antibacterial effect After 5 washes still 99.9% of active substance still 99.9% of active substance After 40 washes -still 98.9% of active substance -still 99.1% of active substance