





Rohto C Cube Hydro One
From lipid deposits on silicone hydrogel lenses to dual cleaning + moisture for clear vision
For these people and situations
Product overview
Rohto C Cube Hydro One is a disinfecting solution for soft contact lenses manufactured and sold by Rohto Pharmaceutical. Its outstanding cleaning power features dual cleaning of lipid deposits that tend to adhere to silicone hydrogel lenses along with protein deposits (compared to our previous products). The 4 steps of rub washing, rinsing, disinfecting, and storing are all completed with this one bottle, compatible with all soft contact lenses from Group I to Group IV (including disposable lenses).
The active ingredient polyhexanide hydrochloride (PHMB) disinfects various bacteria with high disinfecting power, and the moisturizing ingredient sodium hyaluronate supports comfortable lens wear. This all-in-one care solution pursues the perfect balance of cleaning power, disinfecting power, and moisture.
Product features
Dual cleaning of lipids + proteins
Designed for silicone HG lensesEffectively removes protein deposits as well as lipid deposits that tend to adhere to silicone hydrogel lenses (compared to our previous products). Suitable for all soft and disposable lenses.
High disinfecting power
Polyhexanide hydrochloride (PHMB)Contains the highly bactericidal active ingredient polyhexanide hydrochloride. Effectively disinfects various bacteria and supports a clean lens environment. Combining with rub washing achieves even higher cleaning effectiveness.
Contains moisturizing ingredient sodium hyaluronate
Sodium hyaluronateContains moisturizing ingredient sodium hyaluronate for a comfortable wearing experience. Focuses not only on cleaning and disinfection but also on supporting comfortable lens wear.
Completes 4 steps in 1 bottle
All-in-one formulaRub wash, rinse, disinfect, and store all with this one bottle. No need to prepare a separate storage solution, simplifying daily Contact care. Comes with a lens case.
Active ingredients & components
| Ingredient name | Content (per 1mL) | Classification |
|---|---|---|
| Polyhexanide hydrochloride (PHMB) | 0.001mg | Active ingredient (disinfection) |
| Sodium hyaluronate | — | Moisturizing ingredients |
| Viscosity agent, isotonic agent, buffer agent, stabilizer, surfactant, pH adjuster | — | Ingredients |
Indications & Effects
Usage & Dosage
| Step | Operation |
|---|---|
| ① Rub Wash | Apply a few drops of this solution to the lenses and gently rub both sides 20–30 times with your fingers |
| ② Rinse | Thoroughly rinse both sides of the lenses that have been rubbed with this solution |
| ③ Disinfection & Storage | Fill the lens case with this solution, completely immerse the lenses, close the lid, and leave for at least 4 hours |
Rohto C Cube Soft One Series Comparison
| Comparison items | [Hydro One] | Soft One Colors | Soft One Cool a | Soft One Moist a |
|---|---|---|---|---|
| Type | Designed exclusively for silicone HG lenses | Colored lens compatible type | Cool type | Moisturizing type |
| Active ingredient (disinfection) | Polyhexanide hydrochloride (PHMB) | Polyhexanide hydrochloride (PHMB) | Polyhexanide hydrochloride (PHMB) | Polyhexanide hydrochloride (PHMB) |
| Moisturizing and care ingredients | Sodium hyaluronate | Poloxamer | Poloxamer | Poloxamer |
| Cleaning power features | Dual lipid and protein cleaning (compared to our conventional products) | Protein stain removal | Protein stain removal | Protein stain removal |
| For silicone HG lenses | ✅ Especially optimized design | All soft lenses | All soft lenses | All soft lenses |
| Colored lens compatible | — | ✅ Designed specifically for colored lenses | — | — |
| Refreshing feeling | None (mild) | None (mild) | With (cool sensation) | None (mild) |
| Compatible lenses | All Group I–IV soft lenses | Group I–IV plus colored lenses | All Group I–IV soft lenses | All Group I–IV soft lenses |
| For these users | For silicone HG lens users concerned about lipid deposits | For users of colored or circle lenses | For those who prefer a cool, refreshing feeling | For those who prioritize rich moisture |
🌱 Brand Story
Rohto C Cube is a contact lens care brand developed by Rohto Pharmaceutical Co., Ltd. Founded in 1899, Rohto Pharmaceutical has long conducted research and development in ophthalmology, focusing on eye drops. With the spread of silicone hydrogel lenses, Hydro One was developed to better address lipid deposits that conventional cleaners could not fully remove. It balances cleaning power, disinfection, and moisture at a high level to meet the diverse needs of modern contact lens users.
- This product is for cleaning, rinsing, disinfecting, and storing soft contact lenses only. Do not ingest.
- Always perform rubbing cleaning. Skipping rubbing cleaning may result in incomplete disinfection.
- If the tip of the container touches the contact lenses or fingertips, the solution may become contaminated or cloudy. Do not use if the solution is cloudy or discolored.
- Do not use for boiling disinfection. Do not mix with other soft contact lens disinfectants.
- Always adhere to the prescribed disinfection time (4 hours or more) and do not wear lenses before disinfection is complete.
- Always discard the liquid in the case after removing the lenses and use fresh solution each time. Do not return used solution to the bottle.
- If you have ever had eye allergy symptoms (redness, itching, swelling, etc.) or are under treatment by an ophthalmologist, consult your ophthalmologist before use.
- If you experience pain, redness, blurred vision, or other abnormalities during use, remove the lenses immediately and consult an ophthalmologist.
- When used by children, ensure use under the guidance and supervision of a guardian.
- Do not use with hard or O2 lenses.
- After use, close the cap tightly, avoid direct sunlight, and store at room temperature.
- Keep out of reach of children.
- To avoid misuse and maintain quality, do not transfer to other containers.
- Use within one month after opening.
- It is recommended to regularly replace the lens case with each product purchase.
- Do not use products past their expiration date.
















































































