GROK T-Shirt | Robert Heinlein Science Fiction Book Tee
$34.99
- Design by Prideinappare
- Premium wash graphic tee
- 90s-inspired boxy fit with dropped shoulders
- Heavyweight 275 gsm fabric
- 100% combed cotton
- Unisex sizing
- Wider neck ribbing
- Brilliant print quality
- Ethically sourced garment
- Made-to-order by Prideinappare
Size & Fit
The Wash Tee is designed, manufactured and printed by Prideinapparel. It's a unisex, 90s-inspired relaxed fit with a slight dropped shoulder and roomy sleeves.
If you want to get really scientific, we have a size chart next to the size options above 👆
Shipping & Returns
Please note that your order will be printed fresh just for you. Since most of our products are made-to-order, this ensures higher quality and reduces waste. Shipping estimates below do not include processing time. Please allow 1–3 business days for production before your order ships.
Location — Shipping Time
United States: 7–10 business days
International: 10–14 business days
Free return shipping for eligible returns within 30 days!
Sustainability
All Prideinappare products come from are responsible factories with ethical accreditations.
We ship in huggable, plant-based compostable mailers – because f*ck plastic!
Related products
Do You Grok This Robert Heinlein Science Fiction T-Shirt?
Show your deep understanding with this profound GROK T-Shirt, inspired by Robert A. Heinlein’s classic science fiction novel, Stranger in a Strange Land. This typography-focused graphic tee is a must-have for sci-fi literature enthusiasts and philosophical thinkers.
Why This Sci-Fi Book Tee is a Must-Read:
- Iconic “Grok” Graphic: A unique typography design celebrating the core concept from Heinlein’s groundbreaking science fiction masterpiece.
- Literary Comfort: Made from 100% soft cotton, with dropped shoulders and a regular fit, ensuring comfort for deep thought or casual wear.
- Essential Sci-Fi Fan Apparel: An excellent gift for Robert Heinlein fans, science fiction book lovers, or anyone who appreciates classic literary and philosophical themes.
Sizing & Care Instructions:
This tee offers a comfortable, regular fit. Consult our sizing chart to find your ideal size. To protect the printed graphics and the unique Black Acidwash color, machine wash cold inside-out and tumble dry low.
Frequently Asked Questions:
Q: What does “Grok” mean in Heinlein’s work?
A: In Stranger in a Strange Land, “Grok” is a Martian word meaning to understand something so thoroughly and completely that it becomes a part of you, encompassing intuition, empathy, and complete comprehension.
Q: Is this an official Robert Heinlein product?
A: This is a fan-created design inspired by the concepts and themes found in Robert A. Heinlein’s science fiction novels. It is not official merchandise.
GROK T-Shirt | Robert Heinlein Science Fiction Book Tee













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