Sources

4 Total Sources

Lenny Kravitz Uses 28-Inch Pants to Gauge Fitness at 62

Lenny Kravitz Reveals 28-Inch-Waist Pants Test as Ultimate Fitness Indicator

Yahoo! Voices2d ago

Lenny Kravitz's Abs Still Don't Make Sense. The Discipline Behind Them Is Even Wilder.

Men's Health3d ago

The 50-25-12-5 Method Behind Lenny Kravitz's Incredible Abs at 62

Yeah, Lenny Kravitz Wears Leather Pants to Work Out. He Finally Told Us Why. - AOL