Description: Unobtanium is an old engineering joke which can be applied to any rare or hard to find material that has the properties needed to fulfill a given design but is unobtainable. This joke became a trope in science fiction, any material that is extremely useful, and practically unobtainable is collectively described as unobtainium. $20 million for 1 kilogram. Worth it.
You can get this design on tshirts, tank tops, hoodies and more in a generous range of sizes and colors.
Shop more Sci Fi shirts like this.
Our shirts are carefully selected for quality and comfort so our customers can look great, feel great, and save money. Wash inside out with like colors in cold water.
Shipping same day or next day, expect 3-5 days for delivery in the contiguous USA.
