The first self-retracting lifeline (SRL) being invented in Sala, Sweden in 1940. The DBI Sala SRL safety products of today are the direct descendants of those innovations, which changed the labor world forever. Nowadays an SRL is often referred as a self retractable lanyard or self retracting lanyard. Here you’ll find a collection of 3M DBI Sala fall protection products to fulfill all of your fall protection needs with one of the most trusted names in the business! We have a number of durable and trustworthy products that come with decades of field and market testing.