<p>A master batch comprising the following components (a) to (d): (a) an ethylene copolymer A having a density of 0.85 to 0.88 g/cm<SUP>3</SUP>, an MI value of 0.1 to 50 g/10 min and a melting point of 30 to 70ºC; (b) an ethylene copolymer B and/or an ethylene homopolymer each having a density of 0.895 to 0.925 g/cm<SUP>3</SUP>, an MI value of 1 to 50 g/10 min and a melting point of 90 to 130ºC; (c) a polypropylene resin having an MI value of 1 to 1000 g/10 min; and (d) an inorganic filler having a primary particle diameter of 1 to 10 µm, wherein the components (a) to (d) are contained at the following mixing ratios (by mass): ((a)+(b)+(c))/((a)+(b)+(c)+(d)) = 0.3 to 0.8; (a)/((a)+(b)+(c)) = 0.35 to 0.65; ((a)+(b))/((a)+(b)+(c)) = 0.5 to 1; (b)/((b)+(c)) = 0.15 to 1; and (b)/((a)+(b)+(c)) = 0.1 to 0.6.</p>
