These winter tyres comes without studs and have a profile of 45%, a width of 235 mm and a diameter of 18". The noise level of 72dB gives you tyres with a higher noise level than standard.
From Tyres
Pirelli Winter SottoZero 3 (235/45 R18 94V)
Tirendo
Pirelli Winter SottoZero 3 ( 235/45 R18 94V, Seal Inside )