T-shirt Illustrative Designs Creation

I'm in need of a creative designer who can come up with illustrative designs for T-shirts. The designs should cater to themes of Nature, Pop Culture, and Abstract.

Ideal skills for the job:
- Strong illustrative design skills
- Familiarity with T-shirt design requirements
- Ability to create designs around diverse themes
- Experience with pop culture references
- Understanding of abstract art

Looking forward to your proposals.