Two 20 year old twink boy with a thin body, short black hair

Two 20 year old twink boy with a thin body, short black hair, beautiful blue eyes, beautiful red lips, wearing pink light shorts and transparent shorts, swimming in an indoor pool, doing backstroke, with a sweet expression, sweating, with belly and feet visible, toes touching the watter, (best quality,4k,8k,highres,masterpiece:1.2),ultra-detailed,(realistic,photorealistic,photo-realistic:1.37),HDR,UHD,studio lighting,ultra-fine painting,sharp focus,physically-based rendering,extreme detail description,professional,vivid colors,bokeh,portrait