diff --git a/src/app/frontend/views/page/item.php b/src/app/frontend/views/page/item.php
index 8737ef5..c50e0d8 100644
--- a/src/app/frontend/views/page/item.php
+++ b/src/app/frontend/views/page/item.php
@@ -140,7 +140,7 @@
                             foreach( $sizes as $k => $s )
                             {
                                 $data_sizes .=
-                                    '<a href="'.$this->seoUrl->setUrl($s['link']).'" class="group_sizes'.($k == $active_size ? ' active' : '').'" style="padding-top:'.($k*3).'px; width:'.(31+($k*3)).'px" data-item_id="'.$s['id'].'" data-catalog_id="'.$catalog_id.'" data-group_alias="'.$group_alias.'">'.
+                                    '<a href="'.$this->seoUrl->setUrl($s['link']).'" class="group_sizes'.($s['size'] == $item['size'] ? ' active' : '').'" style="padding-top:'.($k*3).'px; width:'.(31+($k*3)).'px" data-item_id="'.$s['id'].'" data-catalog_id="'.$catalog_id.'" data-group_alias="'.$group_alias.'">'.
                                         '<span class="group_sizes_header"></span>'.
                                         '<span class="group_sizes_content">'.$s['size'].'</span>'.
                                     '</a>';
--
libgit2 0.21.4