The Eyexpert Pureflow Contact Lens Solution comes in a convenient 3 pack of 250ml bottles, with a total volume of 750ml. The solution, designed for multipurpose use, contains a disinfecting formula to ensure the cleanliness and hygiene of your contact lenses. Made in Switzerland, this solution has a period after opening of 3 months and an expiry date of March 2029 providing you with a long-lasting and effective option for maintaining your contact lenses. Additionally, each pack includes 3 free cases for easy storage and transportation