Untitled

// Display the product SKU in the cart and checkout pages
function aovup_display_product_sku_in_cart_and_checkout($item_data, $cart_item) {
    // Get the product ID from the cart item
    $product_id = $cart_item['product_id'];

    // Get the SKU of the product
    $product = wc_get_product($product_id);
    $product_sku = $product->get_sku();

    // Add the SKU to the cart item data
    if (!empty($product_sku)) {
        $item_data[] = array(
            'key' => 'SKU',
            'value' => $product_sku,
        );
    }

    return $item_data;
}
add_filter('flatsome_product_title', 'aovup_display_product_sku_in_cart_and_checkout', 10, 2);