C# fill datagridview with dapper query from mysql dbase

//Without Dapper
using (MySqlConnection con = new MySqlConnection(conString))
{
  using (MySqlCommand cmd = new MySqlCommand("SELECT * FROM Bars", con))
  {
    cmd.CommandType = CommandType.Text;
    using (MySqlDataAdapter sda = new MySqlDataAdapter(cmd))
    {
      using (DataTable dt = new DataTable())
      {
        sda.Fill(dt);
        dataGridView1.DataSource = dt;
      }
    }
  }
}

var sql = "select * from customers";
List<tblbars> lstBars = MySqlHelp.Connection.Query<tblbars>(sql).ToList();
dgvBars.DataSource = lstBars;

public class TblBars
{
    public int BarId { get; set; }
    public int Width { get; set; }
    public int Thickness { get; set; }
    public string Type { get; set; }
}