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OPI NAIL ENVY Nail Strengthening Treatment Polish is an innovative nail care solution packed with wheat protein and calcium to enhance nail durability. Featuring Tri-Flex Technology™, this treatment acts as a protective layer that reinforces nails through a structured approach. Our cruelty-free formula protects nails from common issues like chipping, breakage, and peeling, resulting in healthy and attractive nails that others will admire. Key advantages include: nails becoming 95%* stronger within a week, 94%* of users reporting immediate improvements, and 98% feeling better nourishment in their nails after seven days of use. *Results based on directions provided. **Study conducted with 108 participants over a week of usage.

We ship only to European Union countries. Please find more detailed list of countries below.

We offer flat shipping rates and delivery time depending on your shipping destination:

1) Spain (mainland, Balearic Islands), Portugal (mainland):

Shipping rate 3.90 Eur

Orders are processed within 1 to 3 business days (excluding weekends and holidays) after receiving your order confirmation email.

2) Austria, Belgium, Denmark, France, Germany, Hungary, Ireland, Italy, Monaco, Netherlands, Poland, Czech Republic:

Shipping rate 4.90 Eur

Orders are processed within 3 to 5 business days (excluding weekends and holidays) after receiving your order confirmation email.

3) Bulgaria, Croatia, Estonia, Finland, Latvia, Lithuania, Luxembourg, Romania, Slovakia, Slovenia, Sweden:

Shipping rate 5.90 Eur

Orders are processed within 4 to 7 business days (excluding weekends and holidays) after receiving your order confirmation email.

Free Shipping for all orders over 50 Eur to any before mentioned destinations.

For more info please visit Shipping policy

We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.

For more click here - Refund Policy.