Painterly Labyrinth Wallpaper:
https://lemieuxetcie.com/collections/wallpaper 
https://www.yorkwallcoverings.com/products/painterly-labyrinth-transitional-wallpaper-by-christiane-lemieux 

Texture resolution: 4K
Real texture size (mm): 1370 x 1370
Wall dimensions in the scene (mm): 3000 x 3000
Format: 3Ds Max 2015 + obj
Units of measurement: Millimeters
Material: Corona legacy mtl (Corona Render 10)

* When using UVW map, you must set the "Use Real-World Scale" in the settings. To change the texture scale, use the UVW Xform modifier and set "Apply to Entire Object"