F*ck Off I'm Running T-shirt
Run in it, wash it, live in it. If it's not right, send it back within 30 days for a full refund — no questions asked.
About this piece
The shirt that gets you cheered on mid-race. An original Sprint Essentials print on our FeatherKnit™ performance fabric — featherlight at 140 g/m², sweat-wicking and quick-dry, so you stay cool when the pace picks up. Designed by two running brothers in the Netherlands; worn at park runs and marathons across Europe.
Fabric & fit
- FeatherKnit™ — 100% breathable performance polyester at just 140 g/m²: so light you forget you're wearing it
- Raglan sleeves move with your stride — no shoulder seams rubbing on long runs
- Wicks sweat instantly and dries in minutes — fresh at kilometre 1, fresh at kilometre 15
- Unisex athletic fit, true to size — the print stays sharp wash after wash
Size chart
| Size | Chest (flat) | Length |
|---|---|---|
| S | 49 cm | 70 cm |
| M | 52 cm | 72 cm |
| L | 55 cm | 74 cm |
| XL | 58 cm | 76 cm |
| 2XL | 61 cm | 78 cm |
Measured flat, ± 2 cm. Chest = armpit to armpit. Athletic fit — between sizes? Go one up.
Shipping & returns
Free worldwide shipping on every order, with delivery in 4–10 business days and tracking included. Not quite right? You have 30 days to return it.
Care
Machine wash cold, inside out, with like colours. Skip the dryer and iron — it keeps the print sharp and the fabric in shape for years of wear.