diff --git a/board.py b/board.py
index b8c5b7f..1d2b2f0 100644
--- a/board.py
+++ b/board.py
@@ -8,9 +8,6 @@ shelfs_o = []
 
 def create_board(screen):
     board = []
-    # # shelfs = [(250, 150), (250, 250), (450, 150), (450, 250), (650, 150), (650, 250), (850, 150), (850, 250),
-    #           (250, 450), (350, 450), (750, 450), (850, 450),
-    #           (250, 650), (250, 750), (450, 650), (450, 750), (650, 650), (650, 750), (850, 650), (850, 750)]
 
     shelfs = [
         (50, 50), (150, 50), (450, 50), (550, 50), (850, 50), (950, 50),
diff --git a/shelf.py b/shelf.py
index 851954b..de8eaea 100644
--- a/shelf.py
+++ b/shelf.py
@@ -6,10 +6,18 @@ class Shelf:
     def __init__(self, x, y):
         self.x = x
         self.y = y
-        self.products = []
+        self.level1 = []
+        self.level2 = []
+        self.level3 = []
+
 
     def add_product(self, product):
-        self.products.append(product)
+        if product[7] == 1:
+            self.level1.append(product)
+        elif product[7] == 2:
+            self.level2.append(product)
+        else:
+            self.level3.append(product)
 
     def get_product(self):
         return self.products[0]