Last innovative article produced by LISKI regards protection mattresses; studied in order to further improve the safety level in races and in the parterre. Expressly designed and tested by highly qualified technicians, in international-level laboratories (CSI Bollate – Milan where the crashtests are carried out for the F1 racing car). New air protection system allows complete athlete absorption in case of fall, even at high speed. Air mattress is used to protect the arrival area, in particular in downhill races, and also on the course in points at high risk of skier fall; the application of PVC cloth for advertising is also possible. It is easily fixable to the ground with special fence poles