Quads flexing while walking

Definitely Dani Speegle!

Her quads & glutes bouncing is total boner fuel.

More Cristina.

This chica's quads are wet dream material.

Bakhar on the runway: Oh. My. Quad.

Cristina again & Jamie Brown.

Nut-busting beauties.

Behold! Gaby De Paula!

Virginia Macon's mashers snap-flexing.

Nadezhda Kashrina & Viktoria Ushakova's thunder struts.

Aussie crossfitter Kara Saunders - Oh. My. QUAD!

Angela Borges, good gracious, I could watch her walk all day.

Susan Graham's got that bounce.

No woman in the fitness division has mastered it quite like Tamara Vahn.

No woman in the fitness has mastered it quite like Tamara Vahn.

And Bakhar.