ISDIN Perfect On The Go Nail Strengthening Pen Duo ($78 Value)

Apply once a day. The first time you use Si-Nails, activate the brush by pressing down on the applicator until the brush is moistened (approximately 25 times). After the first use, just click once for each nail. Apply the clear serum over the entire nail and cuticle. It can be applied to natural or painted nails. Use consistently for visible results in 14 days.

Fast-absorbing, invisible finish; improves nail thickness, density, and durability; easy one-click applicator pen; nail polish-friendly; clinically proven results in 14 days.

Brittle, damaged nails.

SI-Nails:Water, Alcohol Denat., PEG-40 Hydrogenated Castor Oil, Butylene Glycol, Acrylates Copolymer, Silanediol Salicylate, Tromethamine, Caprylic/Capric Triglyceride, Hydroxypropyltrimonium Hyaluronate, Triethanolamine, Biosaccharide Gum-2, Pistacia Lentiscus (Mastic) Gum, Propylene Glycol, Phenoxyethanol, Benzyl Alcohol, Methylparaben.

For the latest information, it is recommended to review the ingredient list printed on the packaging of the product prior to usage or consumption.

Can I use Si-Nails on top of nail polish or gel?

Yes, Si-Nails can be applied on top of nail polish and gel.

How long do I need to use Si-Nails for?

Results can be seen from as little as 14 days. However, this depends on the condition of your nails before starting the Si-Nails nail strengthening treatment. The condition of your nails will improve with extended use.

The first time I used Si-Nails, I didn’t see any product come out. How do I start using it correctly?

Before using Si-Nails for the first time, activate the click pen by pressing down on the click button at least 25 times, until the applicator is moistened. This will activate the flow of product and you will be able to start using Si-Nails correctly from then on. You only need to click 25 times at the first application. Afterwards, click once for each nail.