app/views/punch_clock_sets/new.html.erb
<h1>New Punch Clock Group</h1>
<%= simple_form_for(@punch_clock_set) do |f| %>
<%= f.error_messages %>
<p>
<%= f.label :description %><br />
<%= f.text_field :description %>
</p>
<p>
<%= f.label :users %><br />
<%= f.input :id, collection: @users_select, as: :check_boxes %>
<p>
<%= f.submit 'Create' %>
</p>
<% end %>
<%= link_to 'Back', punch_clock_sets_path %>