diff --git a/docs/api/data_types.rst b/docs/api/data_types.rst
index fe198cd1b..9ae57300f 100644
--- a/docs/api/data_types.rst
+++ b/docs/api/data_types.rst
@@ -11,6 +11,9 @@ Module containing representations of Cairo types. Mostly used to generate proper
 .. autoclass:: FeltType
     :exclude-members: __init__, __new__
 
+.. autoclass:: BoolType
+    :exclude-members: __init__, __new__
+
 .. autoclass:: TupleType
     :exclude-members: __init__, __new__
     :members: types
@@ -25,4 +28,27 @@ Module containing representations of Cairo types. Mostly used to generate proper
 
 .. autoclass:: StructType
     :exclude-members: __init__, __new__
-    :members: types
+    :members: name, types
+
+.. autoclass:: EnumType
+    :exclude-members: __init__, __new__
+    :members: name, variants
+
+.. autoclass:: OptionType
+    :exclude-members: __init__, __new__
+    :members: type
+
+.. autoclass:: UintType
+    :exclude-members: __init__, __new__
+    :members: bits
+
+.. autoclass:: UnitType
+    :exclude-members: __init__, __new__
+
+.. autoclass:: EventType
+    :exclude-members: __init__, __new__
+    :members: name, types, keys
+
+.. autoclass:: NonZeroType
+    :exclude-members: __init__, __new__
+    :members: type
\ No newline at end of file
diff --git a/starknet_py/cairo/data_types.py b/starknet_py/cairo/data_types.py
index 4d6ab72e5..d13555a35 100644
--- a/starknet_py/cairo/data_types.py
+++ b/starknet_py/cairo/data_types.py
@@ -32,7 +32,7 @@ class TupleType(CairoType):
     Type representation of Cairo tuples without named fields.
     """
 
-    types: List[CairoType]  #: types of every tuple element.
+    types: List[CairoType]  #: Types of every tuple element.
 
 
 @dataclass
@@ -41,7 +41,7 @@ class NamedTupleType(CairoType):
     Type representation of Cairo tuples with named fields.
     """
 
-    types: OrderedDict[str, CairoType]  #: types of every tuple member.
+    types: OrderedDict[str, CairoType]  #: Types of every tuple member.
 
 
 @dataclass
@@ -50,7 +50,7 @@ class ArrayType(CairoType):
     Type representation of Cairo arrays.
     """
 
-    inner_type: CairoType  #: type of element inside array.
+    inner_type: CairoType  #: Type of element inside array.
 
 
 @dataclass
@@ -70,8 +70,8 @@ class EnumType(CairoType):
     Type representation of Cairo enums.
     """
 
-    name: str
-    variants: OrderedDict[str, CairoType]
+    name: str  #: Enum name.
+    variants: OrderedDict[str, CairoType]  #: Enum variants.
 
 
 @dataclass
@@ -80,7 +80,7 @@ class OptionType(CairoType):
     Type representation of Cairo options.
     """
 
-    type: CairoType
+    type: CairoType  #: Typed of element wrapped in the Option.
 
 
 @dataclass
@@ -89,7 +89,7 @@ class UintType(CairoType):
     Type representation of Cairo unsigned integers.
     """
 
-    bits: int
+    bits: int  #: Number of bits in the integer.
 
     def check_range(self, value: int):
         """
@@ -103,7 +103,7 @@ class TypeIdentifier(CairoType):
     Type representation of Cairo identifiers.
     """
 
-    name: str
+    name: str  #: Identifier name.
 
 
 @dataclass
@@ -119,9 +119,9 @@ class EventType(CairoType):
     Type representation of Cairo Event.
     """
 
-    name: str
-    types: OrderedDict[str, CairoType]
-    keys: List[str]
+    name: str  #: Event name.
+    types: OrderedDict[str, CairoType]  #: Types of every event member.
+    keys: List[str]  #: Keys of every event member.
 
 
 @dataclass
@@ -130,4 +130,4 @@ class NonZeroType(CairoType):
     Type representation of Cairo NonZero.
     """
 
-    type: CairoType
+    type: CairoType  #: Type of element wrapped in NonZero.