The insertion of the back protector in a highly adherent and elasticized garment, without sleeves, which can be opened with a zip on the front, makes it even safer, as it increases stability in contact with the back and its ergonomics. The thin shape and the particular structure of the internal protection, which adapts perfectly to the back thanks to the body heat, make this gilet very comfortable to wear and the protection practically invisible when worn. The head has obtained the CE certification. The effectiveness of the protector is guaranteed by the CE certification in the category of back protectors. This means that the tests conducted on the product comply with Article 10 of the European Directive 89/686 / EEC on the essential requirements for the health and safety of users. Specifically, the product complies with the requirements of regulation en: 1621-2: 2003 for motorcycling and winter sports. Laboratory tests, performed at temperatures between 0 ° C and - 20 ° C (in addition to 21 ° C), simulated the extreme conditions that may occur during winter sports activities.