Dropping loads of cash on perfect gear to get you through a mud race? Then you might as well splurge on a quality cleaning product to restore your products to top shape after a beating. Toko's Eco Wash is an environmentally-friendly fabric soap that snuffs out bad odor, cuts through mud and grime, and preserves fabrics’ water-and-windproof capabilities. Something you'll definitely want to do after miles of muddy obstacles. ($13; ebay.com).