Oscar Piastri #81 Signature & Flag T-Shirt
Oscar Piastri #81 Signature & Flag T-Shirt
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Wear the race-day energy with this Oscar Piastri 81 signature and flag tee. Lightweight and breathable, its soft Airlume cotton drapes cleanly while the signature and national flag on the chest and sleeves feel like a quiet shout of loyalty. Slip it on before a session, a race watch party, or a long drive — it settles into the day without fuss.
Size & Fit
Our t-shirts are true to size with a modern, comfortable fit.
If you prefer a looser or relaxed fit, we recommend sizing up.
Chest width is measured across the chest, 1 inch below the armholes.
Length is measured from the highest point of the shoulder to the hem.
T-Shirt Sizes in Inches (in)
| Size | S | M | L | XL | 2XL | 3XL | 4XL |
| Width | 18.00 | 20.00 | 22.00 | 24.00 | 26.00 | 28.00 | 30.00 |
| Length | 28.00 | 29.00 | 30.00 | 31.00 | 32.00 | 33.00 | 34.00 |
| Sleeve | 8.90 | 9.20 | 9.50 | 9.70 | 10.00 | 10.40 | 10.80 |
Printed on premium quality, soft-touch cotton t-shirts.
- Unisex retail fit
- Comfortable everyday weight
- High-quality direct-to-garment printing
- Designed to be worn, not just displayed
All items are printed to order to reduce waste and ensure quality.
Delivery
All items are printed to order.
• Production time: 2–5 business days
• Global Delivery from locations in the UK, EU & USA
You will receive tracking details once your order has shipped.
Colors
This design is available in a range of colours.
Availability can vary slightly depending on size and stock.

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