Designing in all styles available in the market and also creating multiple styles for good selling t-shirts is what I experienced during years of designing t-shirts for good shirt sellers on Amazon, etc.
Created in 4500×5400 ratio using Gimp software and available in PNG, XCF, etc.
Don’t hesitate to contact me right now, if you’re looking for an experienced person or team to outsource your graphic design projects. I have suggestions and ideas that you will like for sure.