| OMM | Ultra Flexi Flask 500ml Straw


OMM flasks are flexible and compress down in volume as you drink. Eliminating water sloshing/bouncing inside and reduces the sucking effort. The durable thermoplastic allows for easy storage on the move.

SKU: 000355 Categories: , , ,


Features and benefits

  • Easy refills – The wide mouth allows for easy scoops from fresh mountain springs or the addition of performance enhancing powders.
  • Interchangeable lids – All OMM hydration products now feature interchangeable parts allowing for easy replacement to extend the life of the product.
  • Large aperture bite valve – The larger aperture bite valve ensures an excellent flow rate for instant hydration and minimal effort.


  • Capacity: 0.5 litres
  • Weight: 55g
  • Non-toxic plastic
  • No Bisphonol
  • No Phthalates
  • BPA free

Additional information