<%= form_for(@weight) do |f| %>
<% if @weight.errors.any? %>
<%= pluralize(@weight.errors.count, "error") %> prohibited this weight from being saved:
<% @weight.errors.full_messages.each do |msg| %>
- <%= msg %>
<% end %>
<% end %>
<%= f.label :max %>
<%= f.number_field :max %>
<%= f.submit %>
<% end %>