Octogen was named by our Instagram and Facebook followers! Thanks to our Scuba Sisters 😃💙
Style & Fit Notes
This unisex essential fits like a well-loved favorite. Contoured straight fit body, longer sleeves with a crew neck. Offered in an extended size range.
We recommend measuring a similar shirt you love that fits you well, detailed in , and check the size guide below for the best fit. Expect some shrinkage as this is 100% cotton even though it is pre-shrunk.
Tech Specs
• 100% combed ring-spun cotton for a soft feel (Dark Grey Heather is 52/48 cotton/polyester)
• Mid-weight 4.2 oz. fabric
• Side seams
• Unisex sizing, fitted at bicep
• Coverstitched v-neck and hemmed sleeves for flexibility
Note: All our products are made to order just for you and take a few days to get ready to ship. Check out our for full details.
Size Guide
| Size | Length (in) | Width (in) |
| XS | 27 | 16 ½ |
| S | 28 | 18 |
| M | 29 | 20 |
| L | 30 | 22 |
| XL | 31 | 24 |
| 2XL | 32 | 26 |
| 3XL | 33 | 28 |
| 4XL | 34 | 30 |
| Size | Length (cm) | Width (cm) |
| XS | 68.6 | 42 |
| S | 71.1 | 45.7 |
| M | 73.7 | 50.8 |
| L | 76.2 | 55.9 |
| XL | 78.7 | 61 |
| 2XL | 81.3 | 66 |
| 3XL | 83.8 | 71.1 |
| 4XL | 86.4 | 76.2 |
