Code-Snippets-Functions/Execute a function on a child site/WooCommerce/overwrite-product-names-on-cart.txt

function custom_product_name_in_cart( $product_name, $cart_item, $cart_item_key ) {
    if ( $cart_item['product_id'] === YOUR_PRODUCT_ID ) {

        // Overwrite name
        $product_name = 'Custom Product Name';
    }
    return $product_name;
}
add_filter( 'woocommerce_cart_item_name', 'custom_product_name_in_cart', 10, 3 );