XX Development "SURE MFG" Awesome Nerds Nap Sweatshirt Silverado
- 100% cotton
- Thick fleece
- Prewashed to prevent shrinkage
- Tubular construction with no side seams
- Boxy fit inspired by 1950s vintage US sweatshirts
- "Freedom Sleeve" raglan sleeves
- Tight and durable ribbing
- Double V neckline
- Chain stitch and double-stitch seams
- Nap finish (brushed interior)
- Made in Japan
The Awesome Nerds Nap Sweatshirt from XX Development is a crewneck sweatshirt designed as a reimagined classic, combining modern comfort with vintage authenticity. Inspired by the American spirit of the 1950s — when t-shirts and sweatshirts became identity pieces beyond mere function — this sweatshirt features a thoughtful design that balances performance and retro style.
The tubular body and raglan sleeves, called Freedom Sleeve, provide natural freedom of movement while creating an elegant and structured silhouette. The neckline features a carefully sewn double V, respecting vintage standards while offering durability and comfort. Each seam is designed to withstand wear, using a combination of chain stitch and double stitching, particularly on the gussets and neckline.
The nap finish (brushed interior) provides warmth and comfort, with a soft hand feel. The fleece has been prewashed to stabilize the size while retaining its thickness and structure. The hem and cuffs feature tighter ribbing than standard sweatshirts, recreating the balance and appearance of period pieces. The boxy fit allows this sweatshirt to be worn alone or layered, reflecting the casual, utilitarian aesthetic typical of XX Development. Manufactured on traditional Japanese knitting machines, it demonstrates the label’s dedication to craftsmanship and attention to detail.
This sweatshirt is more than just a garment: it’s a tribute to the meticulous details of vintage American apparel, reinterpreted to make the Awesome Nerds Nap Sweatshirt an essential piece for any enthusiast of authentic sweatshirts and thoughtful design.
This model runs slightly small. You can choose your usual size for a fitted look, or size up for more comfort.
In the photos, Maxime is 1.83m tall, weighs 78kg, and is wearing a size XL.
Not sure about your size? You can contact us via Instagram or send us an email at this address: information@flaneurs.net

| Sizes | S | M | L | XL | XXL |
| A / Shoulder to shoulder | Raglan | Raglan | Raglan | Raglan | Raglan |
| B / Chest width | 53 | 57 | 61 | 65 | 69 |
| C / Sleeve length (collar -> cuff) | 73 | 77 | 80 | 83 | 85 |
| D / Total length | 62 | 65 | 68 | 70 | 72 |
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.