---
product_id: 524626529
title: "OPI Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration"
brand: "opi"
price: "$31.44"
currency: USD
in_stock: true
category: "Opi"
url: https://www.desertcart.us/products/524626529-opi-nail-lacquer-base-coat-nail-prep-and-treatment-formulas
store_origin: US
region: United States of America
---

# 7 days chip-resistant wear Vegan & 9-free formula 3-in-1 base, top & treatment OPI Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration

**Brand:** opi
**Price:** $31.44
**Availability:** ✅ In Stock

## Summary

> 💅 Elevate your mani game: stronger, shinier, longer-lasting nails in one swipe!

## Quick Answers

- **What is this?** OPI Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration by opi
- **How much does it cost?** $31.44 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/524626529-opi-nail-lacquer-base-coat-nail-prep-and-treatment-formulas)

## Best For

- opi enthusiasts

## Why This Product

- Trusted opi brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **All-in-One Nail Powerhouse:** Streamline your routine with a base coat, top coat, and strengthener in one sleek bottle.
- • **Clean Beauty You Can Trust:** Formulated vegan, free from formaldehyde and parabens—because your nails deserve the best.
- • **Vitamins A, E & D Infusion:** Nourish and protect your nails with essential vitamins for stronger, healthier nails.
- • **Week-Long Wear, Zero Chips:** Enjoy up to 7 days of flawless, chip-resistant nails when used in the 3-step system.
- • **Salon-Quality Finish at Home:** Achieve a glossy, streak-free manicure with a pro-wide brush designed for smooth, even coverage.

## Overview

OPI Nail Lacquer Base Coat is a versatile 3-in-1 nail treatment that acts as a base coat, top coat, and nail strengthener. Infused with Vitamins A, E, and D, it delivers a salon-quality glossy finish with a pro-wide brush for smooth application. This vegan, 9-free formula offers up to 7 days of chip-resistant wear when used in a 3-step system, making it a must-have for durable, healthy nails.

## Description

Buy OPI Start to Finish | 3-in-1 Nail Polish Treatment | Base Coat, Top Coat, Nail Strengthener | Vitamin A & E, Vegan Formula on desertcart.com ✓ FREE SHIPPING on qualified orders

## Features

- A 3 in 1 nail treatment, base coat, and top coat that is infused with Vitamins A & E
- Long lasting and chip resistant formula with up to 7 days of wear when using 3-step system
- Pro-wide nail polish brush hugs nails for smooth, even coverage sans streaking or bubbling
- Salon-quality formula that delivers high-shine and fast-drying results
- A vegan formula with no animal derived ingredients or by-products

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BXFNTMVL |
| ASIN  | B0BXFNTMVL |
| Additional Features | 3 in 1 nail treatment, base coat, and top coat |
| Age Range Description | Adult |
| Best Sellers Rank | #1,112 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #7 in Nail Strengtheners |
| Brand Name | OPI |
| Color | Start to Finish 3 in 1 Treatment |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,964) |
| Finish Types | Glossy |
| Global Trade Identification Number | 04064666583259, 04064666583648 |
| Item Dimensions | 1.37 x 1.37 x 3.18 inches |
| Item Form | Liquid |
| Item Weight | 65 g |
| Item model number  | 99399000066 |
| Language  | English |
| Liquid Volume | 15 ml |
| Manufacturer | OPI |
| Manufacturer  | OPI |
| Manufacturer Part Number | NTT70 |
| Material Features | Vegan, no animal-derived ingredients or by-products |
| Material Type Free | Formaldehyde-Free, Paraben-Free |
| Model Name | Nail Lacquer Base Coat |
| Model Number | 99399000066 |
| Nail Polish Type | base |
| Number of Items | 1 |
| Number of Pieces | 1 |
| Product Benefits | A vegan & 9-free* formula infused with Vitamin A, E, and D. Acts as base coat, top coat, and strengthener. |
| Product Dimensions  | 1.37 x 1.37 x 3.18 inches; 2.29 ounces |
| Target Audience | Women |

## Product Details

- **Brand:** OPI
- **Color:** Start to Finish 3 in 1 Treatment
- **Finish Type:** Glossy
- **Item Form:** Liquid
- **Item dimensions L x W x H:** 1.37 x 1.37 x 3.18 inches
- **Liquid Volume:** 15 ml
- **Material Type Free:** Formaldehyde-Free, Paraben-Free
- **Model Name:** Nail Lacquer Base Coat
- **Special Feature:** 3 in 1 nail treatment, base coat, and top coat
- **Type:** base

## Images

![OPI Nail Lacquer Base Coat | Nail Prep & Treatment Formulas | Helps Protect Nails & Extend Polish Wear | Chip Resistant, Prevents Discoloration - Image 1](https://m.media-amazon.com/images/I/51iFX2sZ9CL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: Animal testing?**
A: Thank you for contacting OPI Professional. We value your brand loyalty.
At Wella Professional, we do not test our products on animals and are committed to ending animal testing across the beauty industry. All our products are safe and have been developed, manufactured and packaged in compliance with the laws, regulations, and guidelines that are applicable in each country in which we sell them.

**Q: What is the difference between the old and the new formula? Does the new formula still have formaldahyde in it?**
A: Thank you for contacting OPI Professional. We value your brand loyalty.
OPI Start to Finish 3-in-1 Treatment does not contain formaldehyde.
 This nail strengthener with a multi-tasking formula infused with vitamins A and E covers all your bases in one bottle. Consider it a 3-in-wonder. Base coat: Protects against discoloration. Top coat: Delivers long-lasting shine. Strengthener: Helps protects nails against chipping, peeling, and splitting when used daily.

## Frequently Bought Together

- OPI Nail Lacquer Base Coat | Clear Nail Polish Base Coat |Chip Resistant, Protects Nails, Prevents Discoloration
- OPI Nail Lacquer Top Coat | Clear Nail Polish Top Coats | Classic, Quick Drying, High Shine, Gel-like Volumizing, & Matte Finish | Chip Resistant, High-Gloss, Long Lasting, Protects Color & Nails
- OPI Nail Lacquer Nail Polish | Opaque Light Red Crème Chip Resistant Nail Polish | Vegan, Fast Drying, Streak Free

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-03*