Buggy recommended minimum age 6 months pushchair weight 57 kg carrycot pushchair seat harness system 5 point safety harness suspension slider adjustable folding mechanism umbrella fold wheel settings swivelling lockable wheel type solid rubber tyres wheel diameter rear 15 cm wheel diameter front 15 cm number of wheels 4 footrest adjustable dimensions 101 x 50 x 84 cm dimensions folded 94 x 50 x 34 cm colour blue included in delivery pushc