Matt Gerdes and Squirrel advise on the best technique for a safe, on heading opening when wearing a wingsuit
Wingsuit Deployment – Technique
Decelerate, arch gently, chin up, reach to BOC with both arms and pitch the pilot chute, keeping your knees bent through the whole deployment process to help prevent your leg wing from catching the relative wind, as shown below.

Wingsuit Deployment – Further Information
Check out Squirrel’s Education page on their website here
Or read Skydive Mag’s articles on the tricky part of wingsuit flying – the deployment and opening of your parachute:



