Schwalbe Big Apple Perf Lite RG 20x2.0 Standard TireSchwalbe Big Apple Tire 20 x 2 Clincher Wire Black Performance Line. The Schwalbe Big Apple began the Balloonbike trend back in 2001. Comfortable cycling without the need for expensive technology. At the time it was a revolutionary idea. Today it is a growing trend and there is now a large selection of Balloonbikes with everything designed around the Big Apple. Built in "suspension" which absorbs over 36% of vibrations at the handlebar TECH SPECS