Creating a highly targeted audience for your Facebook Ads campaign to sell Apple phone back safety covers involves understanding your ideal customer profile and using Facebook's detailed targeting options effectively. Here's a step-by-step guide to help you define and reach an excellent audience:


### 1. **Define Your Ideal Customer Profile:**

   - **Demographics**: 

     - Age: 18-45 (People who are likely to use smartphones)

     - Gender: All

     - Location: Specific regions or countries where Apple products are popular

   - **Interests**:

     - Technology and Gadgets

     - Mobile Phones

     - Apple Products (iPhone, iPad, etc.)

     - Online Shopping

   - **Behaviors**:

     - Purchasing habits (People who shop online)

     - Device usage (iPhone users)


### 2. **Detailed Targeting in Facebook Ads Manager:**

   - Go to Facebook Ads Manager and create a new ad set.

   - Under "Audience," you can set the following parameters:


**A. Demographics:**

   - **Age**: 18-45

   - **Gender**: All

   - **Location**: Target countries or regions where you plan to sell


**B. Interests:**

   - Add interests related to Apple and iPhone:

     - Apple Inc.

     - iPhone

     - Mobile Phone Accessories

     - Online Shopping

     - Technology


**C. Behaviors:**

   - **Purchase Behavior**:

     - Engaged Shoppers (People who have clicked on the "Shop Now" button in the past week)

   - **Device Use**:

     - iPhone Users (You can target specific models if you have data on which models are most popular among your potential customers)


### 3. **Custom Audiences:**

   - **Website Visitors**: Create a custom audience based on visitors to your website, especially those who viewed or added safety covers to their cart.

   - **Engagement**: Create a custom audience of people who have engaged with your Facebook Page or Instagram profile.

   - **Lookalike Audiences**: Create a lookalike audience based on your existing customers or website visitors to reach people similar to them.


### 4. **Ad Creative and Messaging:**

   - **Highlight Benefits**: Emphasize the protection, style, and quality of your Apple phone back safety covers.

   - **High-Quality Images/Videos**: Use attractive visuals showcasing the covers on iPhones.

   - **Clear Call-to-Action (CTA)**: Encourage users to "Shop Now" or "Learn More."


### 5. **Monitor and Optimize:**

   - **Track Performance**: Use Facebook Ads Manager to monitor the performance of your ads.

   - **A/B Testing**: Test different ad creatives, headlines, and audiences to see what works best.

   - **Adjust Targeting**: Refine your audience based on the performance data to improve your ad's effectiveness.


### Example Audience Setup in Facebook Ads Manager:


**Location**: United States (or specific countries/regions)

**Age**: 18-45

**Gender**: All

**Detailed Targeting**:

   - Interests: 

     - Apple Inc.

     - iPhone

     - Mobile Phone Accessories

     - Online Shopping

     - Technology

   - Behaviors:

     - Engaged Shoppers

     - iPhone Users (you can specify models like iPhone 11, iPhone 12, etc.)


By following these steps and continually optimizing based on the results, you can effectively target an audience on Facebook that is more likely to be interested in purchasing Apple phone back safety covers.