<link href="//netdna.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<form class="form-horizontal">
<fieldset>
<legend>Formulário</legend>
<div class="form-group">
<label class="col-md-4 control-label" for="checkboxes">Dias</label>
<div class="col-md-4">
<label class="checkbox-inline" for="checkboxes-0">
<input type="checkbox" name="checkboxes" id="checkboxes-0" value="1">
Domingo
</label>
<label class="checkbox-inline" for="checkboxes-1">
<input type="checkbox" name="checkboxes" id="checkboxes-1" value="1">
Segunda
</label>
<label class="checkbox-inline" for="checkboxes-2">
<input type="checkbox" name="checkboxes" id="checkboxes-2" value="1">
Terça
</label>
<label class="checkbox-inline" for="checkboxes-3">
<input type="checkbox" name="checkboxes" id="checkboxes-3" value="1">
Quarta
</label>
<label class="checkbox-inline" for="checkboxes-4">
<input type="checkbox" name="checkboxes" id="checkboxes-4" value="1">
Quinta
</label>
<label class="checkbox-inline" for="checkboxes-5">
<input type="checkbox" name="checkboxes" id="checkboxes-5" value="1">