To participate and stand a chance to win, simply:
1. Participate in the contest here:
https://community.theasianparent.com/contest/fjbenjamin-babyzen-yoyo2-stroller-giveaway-this-february/1825?lng=en
2. Find the missing piece and comment on it in the comment section below
One LUCKY WINNER will receive FJBenjamin Babyzen Yoyo 2 Stroller