Kellan Lutz's girlfriend, Sharni Vinson hits the beach with “Black Bikini” in Miami

He's no doubt the bigger star, dominating scenes as Emmett Cullen in the Twilight franchise.

But all eyes fell to Kellan Lutz's girlfriend Sharni Vinson during their latest globetrotting ventures.

The couple were seen relishing beach life on the Miami sands, Florida, playing in the waves as they both showcased the ideal body shapes for Tinseltown - muscles for men and ultra lean for ladies.

 Svelte: Australian Sharni appeared to have already topped up her tan before the beach trip (Read more and See more Pictures)