Jackman Grace T-Shirt GJ Neck Smoky Black
- 100% cotton
- Grace Tenjiku fabric with a smooth, slightly lustrous surface
- Fibers treated for a silky hand feel
- Dense yet lightweight material with a refreshing effect
- Henley GJ Neck collar inspired by “ground jumpers”
- Reinforced collar with a natural fit around the neck
- Drawcord waist for a customizable silhouette
- Fluid silhouette with a clean, slightly structured drape
- Made in Japan
The Grace GJ Neck by Jackman sits between technical wear and a more elevated, refined garment. Crafted from “Grace” fabric, a 100% cotton jersey engineered for an exceptionally smooth surface, it stands out for its soft, almost silky touch, achieved through a fiber treatment process that reduces surface fuzz while preserving the cotton’s natural structure.
This fabric offers a unique wearing comfort: dense enough to avoid transparency, yet lightweight and breathable, with a subtle cooling effect ideal for warmer seasons. The drape is fluid and slightly structured, creating a clean silhouette without rigidity.
The defining feature of the model is its henley-style “GJ Neck” collar, inspired by “ground jumper” collars—training garments worn by Japanese and American baseball players in the early to mid-20th century. Carefully engineered, the collar is designed to naturally follow the neckline without tightness or deformation, adding a more structured feel than a standard t-shirt.
In its Smoky Black colorway, the piece gains depth and elegance, enhancing its versatility: equally easy to wear with raw denim or more tailored garments. True to Jackman’s DNA, this model combines understated design with highly considered textile construction, built to last and improve with wear over time.
This model fits true to size, so you can choose your usual size.
Please note that measurements are indicative and may vary slightly from one model/size to another.
In the photos, Maxime is 1.83m tall, weighs 75kg, and is wearing size L.
If you are unsure about your size, you can contact us via Instagram or send us an email at: information@flaneurs.net

| Sizes | S | M | L | XL |
| A / Shoulder to shoulder | 44 | 45 | 46 | 47 |
| B / Chest width | 52 | 54.5 | 57 | 59.5 |
| C / Sleeve length | 16 | 16.5 | 17 | 17.5 |
| D / Total length | 69.5 | 71 | 72.5 | 74 |
You can find all information regarding shipping and returns in our dedicated section: "Shipping & Returns".
For returns, you have a period of 15 days from the date of receipt of your order to send back the item(s) that do not suit you, at your own expense.
Please follow the instructions provided on the return form, which you can download by clicking here.