Otso Small Cap-350ml soft flask

OTSO Small Cap-350ml Soft Flask

Stay perfectly hydrated on every adventure with the OTSO Small Cap-350ml Soft Flask, the essential, high-performance hydration solution for trail runners, mountain athletes, and outdoor enthusiasts. Designed for minimalist efficiency and maximum reliability, this soft flask allows you to carry your water or sports drink without the weight, bulk, or sloshing of traditional bottles, helping you maintain focus and achieve peak performance.

Experience the freedom of ultralight hydration. The OTSO Soft Flask is engineered to be incredibly lightweight and compact. As you drink, the flexible body compresses, shrinking in size to eliminate distracting water sloshing and saving valuable space in your running vest, belt, or pack. This innovative design ensures a quiet, stable, and comfortable carry, allowing you to move naturally and without interruption, whether you´re navigating technical trails or pushing the pace on a long run.

Engineered for effortless use and absolute dependability, this 350ml flask is a masterpiece of functional design. Its high-flow bite valve delivers a generous stream of liquid with simple suction, ensuring you can refuel quickly and easily without breaking your stride. The secure, small cap design allows for fast refills at aid stations and guarantees a tight seal, while the durable, leak-proof construction gives you the confidence to store it anywhere in your gear without fear of spills. It´s the reliable hydration partner you need when every second and every drop counts.

Product Details and Care Instructions

Weighing less than 50 g, the OTSO Soft Flask is foldable and has a capacity of up to 250 ml.

It complies with all safety regulations for the consumption of liquids stored inside.

Very easy to use, it is equipped with a bite valve.

A simple suction guarantees a sufficient liquid supply every time you want to drink.

Being foldable, it takes up very little space and can therefore be stored anywhere in our sports equipment.

Durable and leak-proof thanks to its valve system.

It is ideal for outdoor sports:

trail running, running, climbing, trekking, skimo, mountain biking.

CLEANING AND CARE OF SOFT FLASKS AND CUPS
Soft flasks and cups must be cleaned after each use, with water and soap, not just rinsed, especially if nutrition products containing artificial colorants are used.

Once washed, it is highly recommended to put them in the freezer until their next use, which eliminates possible bacteria and organic residues, as well as odors