Original: Perlman plays on the antique Soil Stradivarius violin of 1714, formerly owned by Yehudi Menuhin and considered to be one of the finest violins made during Stradivari's "golden period", as well as the Sauret Guarneri del Gesu of c. 1743.
Simplified: Perlman plays on a special Stradivarius violin called the Soil Stradivarius, made in 1714. He also plays on a Guarneri del Gesu made about 1743.