This pack contains 62 ultra high resolution paper and cardboard textures, each weighing in at 6,000 x 4,000 pixels. You'll find everything from envelopes and crinkled bags to rice paper and book covers. This complete collection is great for both print and web projects and will enhance your designs for the rest of your design career. You can use them as backgrounds, overlays, layer masks, and even combine multiple textures to create an endless supply of custom images. As a bonus, you'll also get a bonus, 3,000 x 2,000 pixel "grocery bag" mockup. The mockup uses Smart Objects so you can easily insert your own artwork and see it update in real time.

https://creativemarket.com/DesignPanoply/125935-Paper-Cardboard-Textures-Pack-Vol-3