You can use this Man Wearing Black T-Shirt Mockup to present your T-Shirt in your portfolio in a clean and simple style. You just need to put your design in the smart layer and it is done. You can modify the background colour too. You need to have photoshop to edit it.
File Format: PSD
Dimensions: 4000×3000 px
Size: 28.18 Mb
License: Free for personal & commercial use