2025 Race Shirt
Free Souvenir Shirt for First 600 Registrants
The first 600 registrants are guaranteed a free souvenir short sleeve shirt, in either unisex or "women's" cut, in a soft. We ask you to mark your size so we know what to order, but we cannot promise the perfect sizing--all shirts are first-come, first-served in terms of sizing at packet pickup.
Saturday, April 19 at Biosphere 2, 32540 S Biosphere Rd, Oracle, AZ 85739
7:15-8:15 am Race day registration and packet pick up in the parking lot by the front entrance at the Biosphere 2. Pick up your race shirt and and colorful race bib number.
