Support The Marine Institute and earn your spot at the starting line. Through our charity partnership with Tough Mudder and Spartan, your donation of $300 or more gets you a complete race-day package — good for any Tough Mudder or Spartan race, including the Oahu, HI event on August 15–16, 2026!
 
What's included:
Tough Mudder or Spartan Race entry
Parking pass
Bag drop voucher
Spectator pass
Finisher package: beer, headband, shirt, and medal
 
Donate more, unlock more:
$500+ → Special Spartan/Tough Mudder gift
$1,000+ → Free entry into a future race
$3,000+ → Free Trifecta pass entry
$10,000+ → Private event invite to Joe De Sena's Vermont ranch
 
Only 10 packages available. 
100% of proceeds go directly to support our sea turtle rehabilitation, monk seal response, and coral reef restoration.