1920s created the flapper revolution - from long tube day dresses to afternoon dress with pleats and layers and lastly the glitzy glam of the evening sleeveless dresses . 30's dress were all about butterfly sleeves , floral prints and ruffle shaped dresses , modest necklines and tea length . 40's is decade when polka dots was introduced in dresses , check prints and stripes .50s is the pin-up dress decade , floral prints , bright and bold colours .1960s popular dresses were shift dresses or sheath dresses just above the knee length , with bright and bold colour block and geo prints , the Mod is in . This carries on to the 70's and boho is very popular in this decade, with embroidery and folk inspired maxi dresses . 80s is all about making a bold statement , padded shoulders and puff shoulder dresses .90s became a bit calmer , but the crush velvet dresses are the ones to have .