Protection for you and your smartphone The bio shield antimicrobial cover offers double protection. Firstly, it protects your samsung galaxy a51 from bumps and scratches, and secondly, it significantly reduces the presence of bacteria and microbes on its surface Certified hygiene This soft, transparent satin-finished case stands out thanks to its innovative spirit. The biomaster additive, incorporated into the cover during manufacture, is able to proactively reduce, prevent and inhibit up to 99.9% of the growth of bacteria on the treated surface. This technology leverages the use of silver ions and is certified to ensure an excellent degree of hygiene for both humans and the environment. The additive is not simply applied to the surface but forms an integral part of the cover material; the guaranteed protection is total, 24 hours a day, 7 days a week. Moreover, biomaster has been tested to comply with iso 22196. Maximum practicality The light, thin cover does not detract from the