You can’t draw powerlifters, thunder thighs, or the most super of superheroes without insane quadriceps! Join the Quad Squad and learn how to draw one of the beefiest muscles on the human body. Subscribe to Proko: Watch More Proko: Full Access to Premium Videos - Don't miss new tutorials - Course Package Deals - Pose photo sets - ----- Follow Proko: Instagram - Twitter - Facebook - Tumblr - Pinterest - Email Newsletter- Watch More Proko: Latest Uploads:
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