Sure, but that graphic shows it better than a picture will. It's a velcro tab attached to the bottom of the thigh rise. When you pull it down, the thigh rise flexes. Attach it to the velcro, and it stops it from straightening.
Here's a pic from Chakal's review:
http://goaliestore.com/board/forum/equipment/equipment-reviews/3259496-warrior-ritual-g3-pro-custom-review