All Challenge T-Shirts Are Pre-Order.

52 Ultra-Marathons in 52 Weeks is an incredible achievement, and you should be proud of your completion.

Our high-quality technical T-shirt is designed for comfort and performance and is a perfect way to showcase your achievements to other runners.

Scimitar manufactures our technical T-shirts and vests. The fabric is 'aerolite qwick-dri'.

For manufacturer sizing information, please see the sizing chart in the images.