Mia and Raven Stretch Out Their Faces and Test Their Blowing Pressure (MP4 - 720p)

Description: Mia and raven are new to the lab, and are very much into starting their day right, while making it fun.  they relax and stretch their face muscles so they can puff to their full potential, and follow that up with blowing pressure tests.  who do you think can generate more pressure?