How to display nested array data in laravel blade?

Solution:

@foreach ($items as $item)
    <div class="print-block" style="page-break-inside: avoid;">
        <div class="print-block__img">
            <img src="" alt="">
        </div>
        <div class="print-block__details">
            <h3>{{ $item['item_description'] }}</h3>
            <div class="code">{{ $item['amt_item'] }}</div>
            <div class="price">
                <strong>W:</strong> USD {{ $item['wholesale_price'] }} | <strong>R:</strong> USD {{ $item['retail_price'] }}
            </div>
            <table class="other-info">
                <tr>
                    <td>
                        <strong>
                            Sizes: 
                            <?php
                                $uniqueSizes = [];
                            ?>
                            @foreach ($item['color_size_grid'] as $color => $sizes)
                                @foreach ($sizes as $size)
                                    @if (isset($uniqueSizes[$size['size_description']]))
                                        @continue
                                    @endif
                                    {{ $size['size_description'] }}
                                    {{ ($loop->last ? '' : ',') }}
                                    <?php
                                        $uniqueSizes[$size['size_description']] = true;
                                    ?>
                                @endforeach
                            @endforeach
                        </strong>
                    </td>
                    <td></td>
                </tr>
                <tr>
                    <td>
                        <strong>
                            Colors: 
                            @foreach ($item['color_size_grid'] as $color => $sizes)
                                {{ $color }}: 
                                @foreach ($sizes as $size)
                                    {{ $size['size_description'] }}
                                    {{ ($loop->last ? '' : ',') }}
                                @endforeach
                            @endforeach
                         </strong>
                    </td>
                    <td></td>
                </tr>
            </table>
        </div>
    </div>
@endforeach