happy caucasian female athlete in good fit posing against fitballs

20s 30s activity adult aerobics against and athlete athletic body bodycare caucasian cheerful class exercise exercising female fit fitballs fitness flexibility flexy girl good gym gymvertical happy health healthy ideas image life lifestyle loss mats natural one orientation people pilates portrait posing real smiling sport sportswear sporty stretch stretching thirties together training twenties warmup weight wellness woman workout young