Put this line in your drop down attribute: 'values' => DesignerToolSetting_Baseproduct_Block_Adminhtml_Baseproduct_Grid::getValueArray(), after that make a function in your grid.php public function getValueArray(){ $valuearray = Array(); $fontcat = Mage::getModel("baseshapes/baseshapes")->getCollection(); //echo '<pre>'; //print_r($fontcat); //echo '</pre>';die; //$fontcat->addFilter('status',0); foreach($fontcat as $categ){ $valuearray[$categ->getId()] = $categ->title; } return $valuearray; }