Some of the following are exercise machines designed to improve your physical fitness, while others are sex toys. Can you guess which is which? Post your answers in the comments, but no fair linking to explanatory URLs.
1. 2. 3. 4. 5. 6. 7.
Okay, okay, you've suffered enough. Click the links to find the answers, but beware of stuff that is Not Safe For Work: 1, 2, 3, 4, 5, 6, 7.