betterthanyouthink

<div class="name">
     <div class="1" data-toggle>1</div>
     <div class="2" data-toggle>2</div>
</div>
<div class="bloc">
     <div class="1-bloc" data-toggle>1</div>
     <div class="2-bloc" data-toggle>2</div>
</div>

$('[data-toggle]').hover(function (e){
  $(this).toggleClass("active");
});