3D Print Giant Tumblers

I need 3 giant tumblers, each 29" tall and 12" round at the base, 3D printed for display or decoration purposes. The tumblers should be plain and unbranded, without any logos or specific brand designs.

Requirements:
- Must be made of durable and lightweight 3D printing material
- Tumbler design should be structurally sound and visually appealing
- Experience with large-scale 3D printing is essential
- Attention to detail in ensuring uniformity across all pieces

Ideal Skills and Experience:
- Proficiency in 3D modeling and printing
- Previous experience with large objects
- Strong portfolio of similar projects

Please provide examples of previous work and an estimated completion time.