Knees give up as high as you possibly can up to hip height if you can hire possible Scuba going strong down back up quick driver knees remember push at your own pace you can give us that's fine but you better be pushing it your own maximum pace Vivabiotics just keep going as hard as you can down doing good for three cores way through this just keep pushing as hard as you can down very we're almost done is a few seconds left and let a relaxed nicely done are as good move on to our next.