This　paper　classifies　according　to　the　crowd　of　trouble-free　product　using　and　summarizes　the　characters　of　the　crowd,　At　same　time,　through　examples　bring　out　existing　problems　in　the　proceed　of　current　product　design,　and　point　out　the　problems　which　should　be　noticed　through　several　following　aspects　of　function,　shape,　material,　surface　and　color　in　order　to　awaking　designer　attention.　It　will　drive　whole　social　attention　to　feeble　crowd,　make　for　advert　people＇s　ideas　and　cause　trouble-free　in　the　human-culture　environment.