OOFOS Original Sandal U Moonstone Swimsui providing the best fit in

providing the best fit in most running shoes with optimized motion for all running foot strikes

Made from high-quality materials and designed with runners in mind

Rather than pin your number to your race day vest or tee you can attach it to this belt with press-stud toggles and carry up to 8 gels

Wicks sweat with woven fabric and a multi-dimensional surface

OOFOS Original Sandal U Moonstone Swimsui providing the best fit inThe OOFOS story begins with the O Original Sandal. This combination of sleek design and revolutionary OO foam recovery technology lays the groundwork for all future styles and models. Equipped with OO foam technology, the OOFOS O Original Sandals absorb more shock than traditional foams. The traditional athletic shoes deliver rebound and energy return benefits to propel you forward during your fitness activities, the OO foam does the opposite by