Paint Brush Mockup
The best Brush Mockup has three different sizes available in 4 psd files. You will be able to change the base color of metallic portion of brush and artwork by using smart objects.
Free
The best Mouse Pad Mockup features a textured mouse pad surrounded by a black mouse and keyboard. This free mockup and insert your design in the smart object to get a realistic result. You will be able to change the background color if you like.