Hello Josep, Our products are covered by a Three year warranty, please check the conditions under wich the warranty applies (http://www.petzl.com/en/page/support-frequently-asked-questions-faq#cinq). For checking ppe please consult http://www.petzl.com/en/ppe-checking Of course if you have any questions or doubts about your product please contact our distributor in your country. http://www.petzl.com/en/corp/contact Sincerely