Sally Hansen Color Therapy Nail Polish - 400 Confident Queen

The longevity of the polish depends on nail activity, but generally, it can last up to 7 days with proper application and care.

Yes, you can use a top coat from another brand.

A base coat is optional but recommended to protect your nails and help the polish adhere better.

Use a standard nail polish remover. Acetone-free removers are often gentler on the nails.

Yes, the formula is infused with biotin and argan oil, which help to strengthen and nourish nails.

This collection is available at most major drugstores and online retailers.

This may indicate the polish is drying out. Try adding a few drops of nail polish thinner. Ensure the bottle is sealed tightly after each use.

Ensure each coat is completely dry before applying the next. Use a quality top coat for added protection and durability.

Apply a second coat of polish. Some colors may require multiple coats to achieve the desired intensity.