This is the same black woman as the first video in the first post.
The video is a little under 6 minutes, she walks on the treadmill nude for 2 minutes before putting a condom on the handle bar, she then begins to preform oral sex on the bar and then penetrates herself (I'm assuming vaginally) with the bar. She makes a cute joke about condom's breaking and then returns to walking on the treadmill.