I need 6 tshirt designs to be done

I am looking for a talented designer who can create 6 illustrative t-shirt designs and mockups . The designs should have specific themes and concepts, and should be suitable for all ages.

Ideal skills and experience:
- Strong illustration skills
- Creativity and the ability to bring concepts to life
- Experience in designing for t-shirts
- Understanding of different age groups and their preferences
- Attention to detail and ability to create visually appealing designs

Please provide a portfolio or samples of previous t-shirt designs.