With bikini season in full effect, we’re betting your bum is getting some serious attention. These three exercises done three times a week equals one kick-ass silhouette, promises Exhale spa’s mind-body manager and glutes guru Nicole Uribarri. Read on to find out how you can tone that tush for summer, and watch our senior fashion news editor, Kim Peiffer, demo each booty-lifting exercise in a series of GIFs below.

Exercise No. 1: Standing Fold Over

Hinge your upper body forward at a 45-degree angle, bending from your hips. Place hands on hips and keep abs engaged as you lift the working leg up toward hip height.

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Keep the leg extended off the ground and pulse it upward.

Sarah Balch for InStyle.com

Do three sets of 30 reps, then switch to the other side.

Exercise No. 2: Pelvic Tilt

Lie flat on your back, knees bent, with feet hip-width apart and parallel. Press feet into the floor, lift hips, then extend one leg straight up so the bottom of that foot faces the ceiling.

Sarah Balch for InStyle.com

Lift and lower your hips, contracting the glutes as you pulse your extended leg up.

Sarah Balch for InStyle.com

Do two sets of 40 reps, then switch to the other side.

Exercise No. 3: Tabletop

Position yourself on all fours; align your wrists under shoulders and knees under hips. Pull in from the abdominals and keep your back flat as you extend one bent leg up to hip height. Pulse it higher than hip height for four sets of 30 reps, then switch to work the other leg.

Sarah Balch for InStyle.com

Pick up the August issue of InStyle, available on newsstands and for digital download July 11.

Plus, find some of the best must-try fitness trends in our gallery!