Ultramarathon race/rave briefs. Mesh side pockets for gel packs and quick access to all your small necessities. Waterproof zip back pocket to keep your phone, cash, small objects dry after a 24hr marathon. Silicone gripped elastic belt loops allow you to keep your waistpack anchored down or go hands-free by threading your top through it. *Visser Waistpack not included

Made in the USA.