diff --git a/schemas/pen.py b/schemas/pen.py
index 5ab00ad..773ecd5 100644
--- a/schemas/pen.py
+++ b/schemas/pen.py
@@ -1,31 +1,26 @@
 from pydantic import BaseModel, Field
 
-# Base schema
 class PenBase(BaseModel):
     name: str = Field(..., description="Name of the pen")
     color: str = Field(..., description="Color of the pen")
     brand: str = Field(..., description="Brand of the pen")
     price: int = Field(..., gt=0, description="Price of the pen")
-    stock: int = Field(..., ge=0, description="Stock quantity of the pen")
 
     class Config:
         schema_extra = {
             "example": {
-                "name": "Classic Pen",
+                "name": "BIC Cristal",
                 "color": "Blue",
-                "brand": "PenBrand",
-                "price": 5,
-                "stock": 100
+                "brand": "BIC",
+                "price": 2
             }
         }
 
-# Schema for creating a new Pen
 class PenCreate(PenBase):
     pass
 
-# Schema for Pen responses
-class Pen(PenBase):
-    id: int = Field(..., description="Unique identifier for the pen")
+class PenResponse(PenBase):
+    id: int
 
     class Config:
         orm_mode = True
\ No newline at end of file