modular backpack exoskeleton 3d model

A detailed 3D exploded view diagram of a high-tech modular transformer backpack-vest. The backpack is disassembled in mid-air layer by layer to show internal structure. Outer layer is heavy matte black ballistic nylon, middle layer shows an integrated flat TPU hydraulic water bladder with a vacuum valve mechanism, inner layer shows ergonomic breathable mesh padding and embedded electronic sensors. Clean technical dark gray background, precise blueprint lines, soft studio lighting, sharp focus on materials and engineering details, industrial design presentation style, keyshot render, 4k --ar 16:9 --v 6.0