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jt3 Chest Mark Mock-Neck Organic Box Tee
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Designed Heavy. Cut Big.
This tee is intentionally patterned with an oversized, relaxed streetwear block. It runs large to deliver that sought-after, high-fashion drape without forcing you to size up.
- For the Ultimate Streetwear Drape: Order your standard size.
- For a More Tailored Fit: Size down one full size.
- EU Customers Note: These sizes align with a larger European fit profile. We highly recommend ordering one size down from your usual size for a standard relaxed fit.
Product Measurements
To guarantee a flawless fit, grab your favorite fitting t-shirt from your closet, lay it flat, and match its dimensions against our size chart below.
A Length
Place the end of the tape beside the collar at the top of the tee (Highest Point Shoulder). Pull the tape measure to the bottom of the shirt.
B Width
Place the end of the tape at the seam under the sleeve and pull the tape measure across the shirt to the seam under the opposite sleeve.
C Sleeve Length
Place one end of the tape at the top of the set-in sleeve, then pull the tape down until you reach the hem of the sleeve.
Size Chart
| Size Label | Length (inches) | Width (inches) | Sleeve Length (inches) |
| S | 28 ¾ | 24 ¾ | 9 ½ |
| M | 29 ½ | 26 ⅜ | 9 ⅝ |
| L | 30 ¼ | 28 | 9 ⅞ |
| XL | 31 ½ | 29 ⅞ | 10 |
| 2XL | 32 ½ | 31 ⅞ | 10 ¼ |
Product measurements are provided by our suppliers and may vary by up to 2" or 5 cm due to standard manufacturing tolerances.
JT3 Streetwear — Shipping Policy
At JT3 Streetwear, every product is made to order.
- Production completion time is 2–7 business days after the order is placed.
- You will receive a confirmation email once your order has been placed.
- You will receive an email with the tracking information when the order ships.
- Estimated delivery time in the USA is 3-4 business days from the ship date.
- For international shipments, please email us.
- Shipping costs are calculated at checkout.
JT3 Streetwear Returns Policy
Because our products are made to order, we offer returns or exchanges if:
- The item arrives damaged.
- The item is incorrect.
- You must contact us within 7 days of delivery.
- If eligible, a replacement will be issued.
For help with your order or to request a refund, please email us at: support@jt3streetwear.com

