Child trailer safety features parking brake safety flag harness system 5 point safety harness folding yes max payload 34 kg seat width 48 cm leg lengthbent legs 533 load volume 39 l dimensions lxwxh 845 x 699 x 978 cm dimensions folded 914 x 699 x 381 cm number of wheels 2 wheel size 20 inch frame material aluminium colours green red