Sling made of high tenacity polyester. With product certificate, instruction sheet and inspection control sheet. Industries ponsa. History. It is a Spanish multinational founded in 1828. It has 5 production and distribution plants, strategically installed in Spain, Romania, Sweden, China. We distribute our products to more than 118 countries. Products. We manufacture tapes and technical products of the highest quality such as: work safety (harnesses), lifting (slings), mooring (ratchets and ratchets), etc, total control. From the thread to the final product. We produce our own thread and control every step of the ribbon making. This gives us absolute control throughout the manufacturing process. ISO 9001 certified quality. One of our successes is the development and manufacture of the lightest and most durable tape ever used in motorsport. Since 2014 and to the present day that almost all f1 teams rely on ponsa quality.