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The brand name i:SY stands for an innovative bicycle concept with versatile applications and a very compact 20 construction method: space-saving / lightweight / wide area of application: City, Travel, Fun / sophisticated geometry: One Size Fits Most (approx. 155-190cm) / simple ergonomic adjustment / high ride comfort / excellent handling characteristics: fast, agilely, stably / high driving safety / high recognizing by clear Design. The wheel concept is offered as unit of basis frameworks and brand name over several manufacturers as concept partners (BikeTec will offer an E-Bike as an i:SY-Flyer"). System accessories for luggage and transport will follow.