Step inside Prime 3dx, one of 105 hand-picked studios that make up the AdultPrime network. 187 videos make up the complete Prime 3dx collection. Every shoot is in-house, every performer is signed exclusively featuring performers like The Lost Boyz , Nonsane, Monica Rossi, and Xalas, and every release is mastered in up to 4K for streaming or download. Stream every title without limits, in normal, theater, or full-screen mode. Browse below. AdultPrime members get the entire Prime 3dx archive plus 35,000+ videos across every other studio in the network. One subscription unlocks every site, on every device including mobile, tablet, and smart TV, with no extra per-studio fees.