Popsugar Fitness Booty Gains Best Butt Workouts For Women 45 of the Best Butt-Shaping Workouts For Women 8 June, 2018 by Jenny Sugar View On One Page Photo 19 of 45 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 19 Our 21-Day Booty Gains Challenge Is Here to Build Your Backside This 21-day plan will not only build your backside but will strengthen your glutes and hamstrings, too. Previous Next Start Slideshow Booty GainsButt WorkoutsWorkoutsStrength Training