NDURE products are designed to provide lightweight solutions for all of your performance hydration needs. We recommend only putting the following items into your Reservoir or Soft Flask.

  • Water
  • Electrolyte drinks
  • Nutritional gels
  • Powdered protein
  • Cleaning tablets

While you may choose to put the following things into your Reservoir or Soft Flask, please be advised that they can leave a taste in the film, cause the film to change color, and in some cases may degrade the material: 

  • Coffee
  • Tea
  • Juice
  • Cooking oil
  • Milk
  • Any liquid above 140 °F (60 °C)

We strongly recommend that you never put any of the following things into your Reservoir or Soft Flask

  • Alcoholic beverages
  • Anything highly acidic, such as vinegar
  • Anything highly basic, such as ammonia
  • Fuel
  • Motor/Machine oil