1) Diamond tire chains pattern insures a comfortable drive with less vibration and noise. 2) Maximum traction with minimal brake distance and skidding. 3) The small square links and the shout length of each cross chain minimizes wear and breakage. 4) Easily operated chain tensioning system 5) Fitted in minutes, without the need to jack up, or move the car. 6) unique"D"type square link design, gaining excellent traction. 7) Flexible steel cable covered with plastic sheath. 8) Thermal treated electrogalvanised chains 9) Elegant and strong plastic case, safe and convenient 10) Spacesaving comes complete with installa-tion instructions, repair links 1 pair/case