Sport buggy recommended minimum age new born pushchair weight 86 kg harness system 5 point safety harness slider adjustable handlebar height 80 105 cm series inglesina espresso wheel settings swivelling lockable wheel type solid rubber tyres wheel diameter rear 19 cm wheel diameter front 19 cm number of wheels 4 footrest adjustable dimensions 105 x 86 x 48 cm dimensions folded 75 x 34 x 48 cm included in delivery canopy footmuff shopping b