with the seat back and a portion of the seating portion to form pockets of material with closures or slide fasteners on the long edges thereof being zipped to the closed position to orient the seat back in a generally upright position and when unzipped to orient the seat back in a generally reclining position application_number US 8907998 A description referring now to the drawings and particularly to fig1 and 2 there is shown a three wheeled jogging stroller generally designated 20 which includes a wheel support frame assembly generally designated 22 upright tubes 24 26 pneumatic tire wheels 28 30 a two part tubular handlebar assembly generally designated 32 34 and a flexible cloth like seat 50 the wheel support assembly 22 includes a primary structural rear axle assembly 40 and a front wheel 30 fork consisting of first and second generally parallel fork tubes 42 the rear axle assembly has a relatively large diameter 2 5 4 0 34 34 tube 40a with first and second upright tube members 24 26 attached at the lower ends to the axle assembly 40 and at the upper ends to like configured handlebar interconnectors 44 46 the handlebar interconnectors 44 46 are generally saddle shaped and configured for enabling the two components 32 34 of the handlebar assembly to be folded the only requirement for the particular construction of the jogging stroller 20 is that it be constructed to support a seat generally designated 50 in accordance with the invention in the embodiment depicted the handlebar assembly components 32 34 of the stroller 20 when in the erected ready for use position shown in fig1 is constructed so that.