The H&M Autumn collection for 2012. The most important piece in the autumn 2012 collection is the suit. Combined with the autumn colors, bottle green, red wine-colored, mustard, black and grey. The materials used in the collection are mostly wool, tweed, cotton, leather and suede. Other key pieces of the collection are turtlenecks, pants, chinos, corduroy, tweed ties, colorful socks and suspenders.