Tubby Nugget Costume Creation

I'm looking for an experienced costume designer to create a full-body Tubby Nugget costume for my 8-year-old son. The costume should be made of cotton and incorporate specific character colors.

Requirements:
- Full-body design
- Made from comfortable cotton
- Accurate representation of specific character colors

Ideal Skills & Experience:
- Costume design expertise
- Experience with children's costumes
- Proficiency in working with cotton fabric

Please provide samples of previous work and an estimated timeline for completion.