Buggy recommended minimum age 6 months pushchair weight 57 kg backrest 2 positions harness system 5 point safety harness suspension slider not adjustable wheel settings swivelling lockable wheel type solid rubber tyres number of wheels 4 max load 15 kg footrest not adjustable dimensions 47 x 83 x 99 cm dimensions folded 22 x 32 x 112 cm included in delivery canopy rain cover application city