Sink or Swim - Blackline Trad Unisex organic cotton t-shirt
NOTE: The sizes correspond to a smaller size in the US market, so US customers should order a size up.
Made from 100% organic ring-spun cotton, this unisex t-shirt is a total must-have. It's high-quality, super comfy, and best of all—eco-friendly.
• 100% organic ring-spun cotton
• Fabric weight: 5.3 oz./yd.² (180 g/m²)
• Single jersey
• Medium fit
• Set-in sleeves
• 1 × 1 rib at collar
• Wide double-needle topstitch on the sleeves and bottom hems
• Self-fabric neck tape (inside, back of the neck)
• The fabric of this product holds certifications for its organic cotton content under GOTS (Global Organic Textile Standard) and OCS (Organic Content Standard)
• The fabric of this product is OEKO-TEX Standard 100 certified and PETA-Approved Vegan
The sizes correspond to a smaller size in the US market, so US customers should order a size up.
Size guide
| BODY LENGTH (inches) | CHEST WIDTH (inches) | SLEEVE LENGTH (inches) | |
| S | 27 ⅛ | 19 ½ | 8 ⅞ |
| M | 28 ¾ | 21 | 9 ½ |
| L | 29 ½ | 22 ¼ | 9 ⅝ |
| XL | 30 ¼ | 23 ⅜ | 9 ⅞ |
| 2XL | 31 ⅛ | 25.00 | 10 |
| 3XL | 31 ⅞ | 26 ⅝ | 10 ¼ |
| BODY LENGTH (cm) | CHEST WIDTH (cm) | SLEEVE LENGTH (cm) | |
| S | 69 | 49.5 | 22.5 |
| M | 73 | 53.5 | 24 |
| L | 75 | 56.5 | 24.5 |
| XL | 77 | 59.5 | 25 |
| 2XL | 79 | 63.5 | 25.5 |
| 3XL | 81 | 67.5 | 26 |
Shipping:
On average, order processing, shipping and delivery typically take 10-14 business days from order. We are a small business and we will do everything we can to get your order delivered as quickly as possible. Once your order has processed and shipped, you will receive an email with a shipping tracking number.
Returns and Exchanges:
We have a 30-day return/ exchange policy, which means you have 30 days after receiving your item to request a return or exchange.
We pride ourselves with having the best customer service in the industry. So, if the fit isn't right or you were hoping for something different, no problem. Just send us a quick email and we will take care of it.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us atShop@sondermountainco.com.
If your return request is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.








