Young man，Full body photo，Latex clothing，short detailed Underpants，Muscular body, combat suit，White red in color, Tong, good-looking thong standing back, backward to viewers, showing huge male butt, round muscular ass, bubble butt, tight ass, back view, naked, you can see his beautiful big round

(nsfw:1.5),easynegative,paintings, sketches, (worst quality:2), (low quality:2), (normal quality:2), lowres, (umbrella, bra, pants, panties, panty, underwear, hat:1.47), red eyes, cross-eye, skin spots, acnes, skin blemishes, bad anatomy, tilted head, Multiple people, bad hands, text, error, missing fingers, extra digit, fewer digits, cropped, jpegartifacts, signature, watermark, username, blurry, bad feet, cropped, poorly drawn hands, poorly drawn face, mutation, deformed, extra fingers, fewer digits, extra limbs, extra arms, extra legs, extra digit, malformed limbs, fused fingers, too many fingers, long neck, cross-eyed, mutated hands, polar lowres, bad body, bad proportions, gross proportions, missing arms, missing legs, extra foot, glans