minimalist fabric with sufficient membrane (10000 mmH2O) so that you never have any problems during your races and/or training sessions

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At OTSO we strive to offer products of the best quality and the best customer service

You will be protected against rain

Botella blanda 500ml Big Cap - Naranja Unisex minimalist fabric with sufficient membraneWeighing less than 50 g, the OTSO Soft Flask is foldable and has a capacity of up to 500 ml. It meets all safety regulations for the consumption of liquids stored inside. Very easy to use, it is equipped with a bite valve. A simple suction ensures 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 your sports gear. Durable and leak proof thanks to its valve