Take 20% all not-New products w/code: 20PERCENTOFF
Take 20% all not-New products w/code: 20PERCENTOFF




Take a look at these awesome men wearing different sizes:
All clothes in photos have been are unwashed. These shirts will shrink up to ½" in the wash. The size chart below gives the measurements after washing.
| Size | Shirt's Chest Circumference (inches) | Shirt's Neck to Hem (inches) |
| XS | 39 | 27 |
| S | 40 | 28 |
| M | 43 | 29 |
| L | 46 | 30 |
| XL | 49 | 31 |
| XXL | 52 | 32 |
| 3XL | 56 | 33 |
Have a Day of Prime rocking this awesome navy blue, sparkling starry-sky themed constellations shirt filled with every set of twin prime numbers between 1 and 100! Twin primes are pairs of prime numbers that differ by 2. Soft, comfortable cotton spandex gives this polo just enough stretch, with a single left breast pocket and button closure.
Made ethically by Ecotexma in Lima, Peru.
95% cotton, 5% spandex.
About our factories.
