<p>A muffler for small-sized two-cycle engine, having a muffler body (10) with an expansion chamber (2), an exhaust gas guidance member (21) for covering an exhaust gas outlet (12A) provided at the muffler body (10), and a cover hood (22) for covering the exhaust gas discharge opening (23A) side of the exhaust gas guidance member (21). A guidance section (23) for guiding the exhaust gas in the exhaust gas guidance member (21) is formed such that the closer it is to the discharge opening (23A), the more it expands to the top surface (24H) side of the cover hood (22).</p>
