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Oculus Curae

Aqua Naina Saline Solution Preservative-Free Sterile Rinse for Soft Hard Gas Permeable Contact Lenses Unisol 4 Alternative Travel-Friendly

$55.00

323+ bought in the past month

About this item

  • Pure Comfort, Preservative-Free: Formulated to match your eye’s natural pH, this sterile saline rinse offers soothing relief for sensitive eyes and daily lens wear — with zero preservatives.
  • Inspired by Unisol 4, Made for Modern Lens Wearers: A trusted Unisol 4 replacement, designed for effortless rinsing and storing of both soft and hard contact lenses — with uncompromised clarity and comfort.
  • Clinically Trusted, Quality Assured: This sterile saline solution is clinically tested and batch-verified for purity, safety, and consistency—giving you peace of mind with every use.
  • Travel-Ready, Life-Ready: Compact 4 fl oz bottles are TSA-compliant and easy to carry — perfect for daily use, travel, and backup lens care wherever you go.
  • Gentle on Dry & Sensitive Eyes: Hydrating and irritation-free — this saline solution supports dry eyes and long wear without burning, stinging, or discomfort.
  • Clean Dispensing, Conscious Design: Each tamper-proof bottle features a tapered tip for hygienic application. Fully recyclable for a cleaner lens care routine — and a cleaner planet.

Key details

Brand
Oculus Curae
Liquid Volume
118 Milliliters
Shelf Life
30 Days
Manufacturer
Oculus Curae
UPC
717927682249

Dimensions and fit

dimensions
‎ 12.17 x 6.42 x 4.8 inches; 4.52 Pounds
package_dimensions
12.17 x 6.42 x 4.8 inches; 4.52 Pounds

Item information

date_first_available
September 16, 2021
best_sellers_rank
#32,445 in Health & Household ( See Top 100 in Health & Household ) #32 in Contact Lens Soaking Solutions
Highlights

About this item

  • Pure Comfort, Preservative-Free: Formulated to match your eye’s natural pH, this sterile saline rinse offers soothing relief for sensitive eyes and daily lens wear — with zero preservatives.
  • Inspired by Unisol 4, Made for Modern Lens Wearers: A trusted Unisol 4 replacement, designed for effortless rinsing and storing of both soft and hard contact lenses — with uncompromised clarity and comfort.
  • Clinically Trusted, Quality Assured: This sterile saline solution is clinically tested and batch-verified for purity, safety, and consistency—giving you peace of mind with every use.
  • Travel-Ready, Life-Ready: Compact 4 fl oz bottles are TSA-compliant and easy to carry — perfect for daily use, travel, and backup lens care wherever you go.
  • Gentle on Dry & Sensitive Eyes: Hydrating and irritation-free — this saline solution supports dry eyes and long wear without burning, stinging, or discomfort.
  • Clean Dispensing, Conscious Design: Each tamper-proof bottle features a tapered tip for hygienic application. Fully recyclable for a cleaner lens care routine — and a cleaner planet.

From the brand

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Product videos

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Customer reviews

580 reviewsPositive

Rated 4.6/5 across 580 reviews — highly regarded by customers.

  • 100% of sampled reviews are from verified purchases.
  • 88% of sampled reviews give 4–5 stars.

Customers say

Customers find this contact lens cleaner effective, with one noting it works particularly well for scleral hard lenses.

Generated from the text of customer reviews

Reviews with images

Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.
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★★★★★

Very high quality and value over Purilens. Will not be disappointed.

Long time user of Purilens. After I saw Aqua Naina come on to the market, I had to try it, and, I am shockingly surprised how much better the experience and product is over Purilens. 1st of all, the formula is much better. As where Purilens was harsher on my eyes, occasionally causing a slight irritation, burning, again, very slightly, Aqua Naina on the other hand does not have that effect on my eyes at all. Much more pleasant experience. Second, the bottle and drop applicator portion of the bottle is much better. The hole is smaller, so you waste less product. The bottle is also made of slightly thicker material, and it feels a lot more premium in the hands. It's also slightly smaller ( see my pictures ) Will never use Purilens again. Aqua Naina is 10x better in about every category. Read more

Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.Customer review image for Very high quality and value over Purilens. Will not be disappointed.
Tom Kansas CityVerified purchase
★★★★★

Great size

I love the size and convenience of these bottles. Larger bottles are hard to use for me with smaller hands when cleaning my contacts. These work great and pack for travel! Read more

Dawn MVerified purchase
★★★★★

Good product

Have bought a competing product for years, for some reason there’s a long delay shipping. Called several stores , don’t have it! So I googled for a similar product and found altos. Not only did it ship very fast but the true test was when hubby tried it as soon as I opened the box it was as good as the usual purchase. Very pleased! Read more

karen cantyVerified purchase
★★★★

Works well for my gas permeable contact lenses

This preservative free saline solution in the 4 ounce bottle works just fine with my gas permeable lenses. I gave it four stars because although they come with plastic wrapped around the top as a seal, it’s not actually sealed. You can twist the cap and pull it right off without taking the plastic off. Read more

KPorto28Verified purchase
★★★★★

Good

Good for travel Read more

Beth ReddingVerified purchase
★★★★★

Great value

These are very good saline. I use them for me Scleral lenses. I used another brand that was a bit more expensive but I like this a bit better. For one they are more affordable and the bottle is great to use. There are no accidental spills. Read more

Odane A.Verified purchase
★★★★★

A Must

This is the only saline we purchase for my husband’s contact (hard lens contact wearer). No complaints….. Read more

UnsatisfiedVerified purchase
★★★★★

Oculus Curae is on par with Purilens

I bought this because my go-to solution, PuriLens, was out-of-stock with no timeframe when I could get it. I originally used Unisol 4 until they stopped making it back in 2015-ish. I wear sclearal lenses so I need something that is preservative-free. I was a little hesitant to buy it since some of the more recent comments indicated that the package arrived "wet", and upon further inspection, the buyers found the bottles leaking. Luckily, that was not my case. The bottles came with the top wrapped in plastic, much like you find on eye-drops, as opposed to a twist-cap that is used to break the seal (like Purilens). I would buy this product again. I would also buy Purilens again, and even Unisol 4 if they were to make it again. Read more

PesopusherVerified purchase
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