Our mobile phones are breeding grounds for bacteria. These antiseptic cases with silver nanoparticles with antibacterial properties will limit the multiplication of bacteria and viruses inside. Just slip your mobile phone inside, without taking it out. The detergent action of a case lasts one month and in no way hinders the use of your phone. In plastic. Dimensions of small model: 15.8.x 9.2 cm; large model: 17.3 x 10 cm.