You can use this PSD Rubber Stamp Mockup to showcase your stamp Design to your clients in a minimal and sleek way. You just need to put your design in the smart layer and it is done. You can modify it according to your requirements. You need to have photoshop to edit it.
File Format: PSD
Dimensions: 4000×3000 px
Size: 38.2 Mb
License: Free for personal & commercial use