20*4" BENCH e-bike Future Travel Yuppy Y2Future Travel Yuppy Y2 20*4" BENCH style e bike is the iconic bench seat style e bike so popular with the younger generation. It will also appeal to the BMX style admirers, and of course to the 20*4" fat wheel aficionados. Yuppy Y2 is a 20*4" fat wheeled, bench style e bike, a performance machine made for fun travel and to get around in a zippy style. It does not matter whether you are inner city commuting, in the suburbs, shopping, off to work or