Within this package you get
10 + 2 (bonus) backgrounds 2400*3000 / 3000*2400 Px / 762DPI
You can use them for your non-commercial and commercial renders.
You may not share or redistribute this package in whole or in part.
Thank you for your interest :)
Software:
Photoshop CS4 and above, Photoshop CS6 and above
Renderosity
Where to buy:
https://www.renderosity.com/marketplace/products/153529/da-books