Article continues below advertisementGabrielle Union flaunted her ageless physique at the beach.The actress, 52, sizzled in a strapless black bikini on Tuesday, August 5.Article continues below advertisementSource: @gabunion/InstagramGabrielle Union wore a scandalous swimsuit on the beach.Union wore a Hunza G two-piece with gingham trim while posing by the sand. The star kneeled down on a cushion and pulled up her bikini bottoms, with black shorts halfway down her upper thighs. She paired her beach ensemble with large black sunglasses and flip-flops.