Castelli Custom Short Sleeve Triathlon Tech T-Shirt
- 3D fabric is super lightweight and fast drying
- Multi-filament polyester fabric with spandex/elastane for extra stretch
- Close-to-body performance cut
- Great for running, travel, or a quick trip to the podium
- 3D fabric is super lightweight and fast drying
- Multi-filament polyester fabric with spandex/elastane for extra stretch
- Close-to-body performance cut
- Great for running, travel, or a quick trip to the podium
Why Castelli Custom
Find out why our Servizio Corse Castelli Custom programme is the right choice for your club, team or group.
How it works
Get your custom-manufactured Castelli Kit in just 7 easy steps.
Size guides
Get the perfect performance fit with more size options and expert sizing help.