Anastasia Karanikolaou showcased her firm abs and toned legs as she enjoyed the beach in Turks and Caicos Sunday. The 26-year-old model looked smolderingly hot in a very tiny bright pink bikini with a halter top and thong bottom as she luxuriated in the warm Caribbean breeze.Stassie, as her friends call her, tagged the Heavy Manners clothing brand in the photo. Smoldering: Anastasia Karanikolaou, 26, looked smolderingly hot in a very tiny bright pink bikini with a halter top and French cut thong bottom as she luxuriated in the warm Caribbean breezeBoth she and best friend, Kylie Jenner, 25, have promoted the brand, which includes high end, but size inclusive pieces. The influencer combed her wet hair away from her tanned face and displayed her firm derriere in a photo as she walked away from the camera and into the turquoise water. She accessorized with earrings and a pendant necklace with a gold chain.