hiking backpack 3d model

{ "prompt": "highly detailed realistic 3d model of a soft canvas hiking backpack standing upright, large main compartment with a loose wrinkled flap lid, two wide vertical leather straps with metal buckles on the front, front area cinched with a drawstring and two hanging cords, several front pockets with stitched flaps and buttons, deep side pockets with folded fabric and straps, a cylindrical metal water bottle fitting in the right side pocket, thick padded shoulder straps and a top carry handle, natural cloth folds and wrinkles all over, clean believable seams and stitching, neutral grey material, studio lighting, full 360-degree model including back, straps, and bottom, no text or logos", "negative_prompt": "cartoon, low detail, low poly, deformed, damaged mesh, holes, overlapping geometry, asymmetrical, bright colors, logos, text, floating parts" }