Here is a chart of men's apparel sizing which can help also other people to find out the correct size: Adidas - unpredictable Babolat - true to size Diadora Ellesse - one size smaller than Nike Fila - should be true to size Lotto - should be true to size Nike - reference size, true to size Puma - true to size Reebok - older apparel was about 2 sizes bigger than Nike, according to TW this should be fixed nowadays Volkl - unpredictable - I have ordered the Volkl Cotton T-shirt in medium size which was too small and than ordered the same T-shirt in large size which was like XL or even XXL in Nike
