华而不实
[词典] （比喻外表好看， 内容空虚） produce flowers but bear no fruits -- be flashy without substance; have all one's goods in the window; showy and not substantial; superficially clever; speciosity;
[例句]市上大批新的定做的皮衣中有许多是华而不实的，但也有一些实用的东西。
The new collections of custom furs around town reveal plenty of folderol, but there are practical things too.