100% transpirable

with extra ventilation zones in the areas where it is most needed

It complies with all safety regulations for liquid consumption inside

the OTSO Soft Flask is foldable and has a capacity of up to 500 ml

Calcetines Multisport Low Cut - Electric Blue & Fluo Green hoodies 100% transpirableLighter and faster. With less than 20g, OTSO's Multi Sport Socks are super light and offer the best comfort sensation. The perfect fit. Ergonomic and seamless design that naturally and comfortably hugs the foot. With a support band on the arch that allows a perfect fit, preventing any type of friction, chafing, or blisters. Defy the heat. Breathable fabric resistant to high temperatures and humidity. Prevents overheating and provides air renewal so