diff --git a/definitions/attribute.py b/definitions/attribute.py
index afeb377..2ef308a 100644
--- a/definitions/attribute.py
+++ b/definitions/attribute.py
@@ -2,6 +2,8 @@ from datetime import datetime
 import re
 from typing import List, Optional, Tuple
 
+ALLOWED_INPUT_TYPES = {"text", "number", "date", "select"}
+
 class Attribute:
     """Base class for all attribute types."""
     def __init__(
@@ -32,8 +34,8 @@ class Attribute:
             return f"Missing display name for attribute '{self.attrib_name}'."
         if not self.html_input_type:
             return f"Missing input type for attribute '{self.attrib_name}'."
-        if self.html_input_type not in ["text", "number", "date", "select"]:
-            return f"Invalid input type for attribute '{self.attrib_name}'."
+        if self.html_input_type not in ALLOWED_INPUT_TYPES:
+            return f"Invalid input type '{self.html_input_type}' for attribute '{self.attrib_name}'."
         return None
 
 
@@ -44,10 +46,12 @@ class textAttribute(Attribute):
         attrib_name: str,
         display_name: str,
         regex: Optional[str] = None,
+        max_length: int = 50,
         **kwargs
     ):
         super().__init__(attrib_name, display_name, html_input_type="text", **kwargs)
         self.regex = regex
+        self.max_length = max_length
 
     def validate(self) -> Optional[str]:
         """Validate text-specific attributes."""
@@ -56,7 +60,7 @@ class textAttribute(Attribute):
             return error
         if self.default_val is not None and self.regex is not None:
             if not re.match(self.regex, str(self.default_val)):
-                return f"default_val does not match the regex pattern for attribute '{self.attrib_name}'."
+                return f"Invalid default value for '{self.attrib_name}'. It must match the pattern: {self.regex}"
         return None
 
 
diff --git a/definitions/models.py b/definitions/models.py
index 130f5f7..fd3654c 100644
--- a/definitions/models.py
+++ b/definitions/models.py
@@ -1,5 +1,5 @@
 from flask_sqlalchemy import SQLAlchemy
-from sqlalchemy import Enum, Integer, String, Date, Column
+from sqlalchemy import Enum, Integer, Float, String, Date, Column
 from config import item_attributes, sql_conf
 from definitions.attribute import textAttribute, intAttribute, floatAttribute, dateAttribute, selectAttribute
 
@@ -21,7 +21,7 @@ def create_asset_model():
     for attrib in item_attributes:
         # Determine the column type
         if isinstance(attrib, textAttribute):
-            column_type = String(50)
+            column_type = String(attrib.max_length)
         elif isinstance(attrib, dateAttribute):
             column_type = Date
         elif isinstance(attrib, selectAttribute):
@@ -40,9 +40,9 @@ def create_asset_model():
             default=attrib.default_val
         )
 
-    # Create the Asset class dynamically
-    Asset = type('Asset', (db.Model,), attrs)
-    return Asset
+    # Create the Item class dynamically
+    Item = type('Asset', (db.Model,), attrs)
+    return Item
 
-# Create the Asset model
+# Create the Item model
 Asset = create_asset_model()
\ No newline at end of file