diff --git a/lib/pento/catalog/product.ex b/lib/pento/catalog/product.ex
index e337515..b124d6b 100644
--- a/lib/pento/catalog/product.ex
+++ b/lib/pento/catalog/product.ex
@@ -17,5 +17,6 @@ defmodule Pento.Catalog.Product do
     |> cast(attrs, [:name, :description, :unit_price, :sku])
     |> validate_required([:name, :description, :unit_price, :sku])
     |> unique_constraint(:sku)
+    |> validate_number(:unit_price, greater_than: 0.0)
   end
 end
diff --git a/lib/pento_web/router.ex b/lib/pento_web/router.ex
index 20f928d..c07dd22 100644
--- a/lib/pento_web/router.ex
+++ b/lib/pento_web/router.ex
@@ -26,6 +26,7 @@ defmodule PentoWeb.Router do
 
     get "/", PageController, :home
     live "/guess", WrongLive
+    resources "/products", ProductController
   end
 
   # Other scopes may use custom stacks.