diff --git a/Redcraft.Utility/Source/Public/Containers/Array.h b/Redcraft.Utility/Source/Public/Containers/Array.h
index b89f2d0..d5adbea 100644
--- a/Redcraft.Utility/Source/Public/Containers/Array.h
+++ b/Redcraft.Utility/Source/Public/Containers/Array.h
@@ -17,7 +17,7 @@ NAMESPACE_MODULE_BEGIN(Redcraft)
 NAMESPACE_MODULE_BEGIN(Utility)
 
 /** Dynamic array. The elements are stored contiguously, which means that elements can be accessed not only through iterators, but also using offsets to regular pointers to elements. */
-template <CElementalObject T, CAllocator<T> Allocator = FHeapAllocator> requires (!CConst<T>)
+template <CAllocatableObject T, CAllocator<T> Allocator = FHeapAllocator>
 class TArray final
 {
 private:
diff --git a/Redcraft.Utility/Source/Public/Containers/ArrayView.h b/Redcraft.Utility/Source/Public/Containers/ArrayView.h
index f6b41e9..c18f68f 100644
--- a/Redcraft.Utility/Source/Public/Containers/ArrayView.h
+++ b/Redcraft.Utility/Source/Public/Containers/ArrayView.h
@@ -14,10 +14,10 @@ NAMESPACE_REDCRAFT_BEGIN
 NAMESPACE_MODULE_BEGIN(Redcraft)
 NAMESPACE_MODULE_BEGIN(Utility)
 
-template <CElementalObject T, size_t N>
+template <CObject T, size_t N>
 struct TStaticArray;
 
-template <CElementalObject T, CAllocator<T> A> requires (!CConst<T>)
+template <CAllocatableObject T, CAllocator<T> A>
 class TArray;
 
 inline constexpr size_t DynamicExtent = INDEX_NONE;
@@ -27,7 +27,7 @@ inline constexpr size_t DynamicExtent = INDEX_NONE;
  * the sequence at position zero. A TArrayView can either have a static extent, in which case the number of elements in the sequence
  * is known at compile-time and encoded in the type, or a dynamic extent.
  */
-template <CElementalObject T, size_t InExtent = DynamicExtent>
+template <CObject T, size_t InExtent = DynamicExtent>
 class TArrayView final
 {
 public:
diff --git a/Redcraft.Utility/Source/Public/Containers/Iterator.h b/Redcraft.Utility/Source/Public/Containers/Iterator.h
index 121bc08..c884b8e 100644
--- a/Redcraft.Utility/Source/Public/Containers/Iterator.h
+++ b/Redcraft.Utility/Source/Public/Containers/Iterator.h
@@ -14,9 +14,6 @@ NAMESPACE_REDCRAFT_BEGIN
 NAMESPACE_MODULE_BEGIN(Redcraft)
 NAMESPACE_MODULE_BEGIN(Utility)
 
-template <typename T>
-concept CElementalObject = CObject<T> && CDestructible<T>;
-
 NAMESPACE_PRIVATE_BEGIN
 
 template <typename T> using WithReference = T&;
diff --git a/Redcraft.Utility/Source/Public/Containers/StaticArray.h b/Redcraft.Utility/Source/Public/Containers/StaticArray.h
index 01f0195..d6fad67 100644
--- a/Redcraft.Utility/Source/Public/Containers/StaticArray.h
+++ b/Redcraft.Utility/Source/Public/Containers/StaticArray.h
@@ -17,7 +17,7 @@ NAMESPACE_MODULE_BEGIN(Redcraft)
 NAMESPACE_MODULE_BEGIN(Utility)
 
 /** TStaticArray is a container that encapsulates fixed size arrays. */
-template <CElementalObject T, size_t N>
+template <CObject T, size_t N>
 struct TStaticArray final
 {
 private:
diff --git a/Redcraft.Utility/Source/Public/Memory/Allocator.h b/Redcraft.Utility/Source/Public/Memory/Allocator.h
index 3f5a7ae..e6043f6 100644
--- a/Redcraft.Utility/Source/Public/Memory/Allocator.h
+++ b/Redcraft.Utility/Source/Public/Memory/Allocator.h
@@ -12,8 +12,11 @@ NAMESPACE_MODULE_BEGIN(Utility)
 
 struct FAllocatorInterface;
 
+template <typename T>
+concept CAllocatableObject = CObject<T> && !CConst<T> && !CVolatile<T>;
+
 template <typename A, typename T = int>
-concept CAllocator = !CSameAs<A, FAllocatorInterface>
+concept CAllocator = !CSameAs<A, FAllocatorInterface> && CAllocatableObject<T>
 	&& requires (typename A::template ForElementType<T>& Allocator, T* InPtr, size_t Num, size_t NumAllocated)
 	{
 		{         Allocator.Allocate(Num)          } -> CSameAs<T*>;
@@ -43,7 +46,7 @@ struct FAllocatorInterface
 	 */
 	static constexpr bool bSupportsMultipleAllocation = true;
 
-	template <CObject T>
+	template <CAllocatableObject T>
 	class ForElementType /*: private FSingleton*/
 	{
 	public:
@@ -114,8 +117,8 @@ struct FHeapAllocator
 {
 	static constexpr bool bSupportsMultipleAllocation = true;
 
-	template <CObject T>
-	class ForElementType
+	template <CAllocatableObject T>
+	class ForElementType /*: private FSingleton*/
 	{
 	public:
 
@@ -193,8 +196,8 @@ struct TInlineAllocator
 {
 	static constexpr bool bSupportsMultipleAllocation = false;
 
-	template <CObject T>
-	class ForElementType
+	template <CAllocatableObject T>
+	class ForElementType /*: private FSingleton*/
 	{
 	public:
 
@@ -275,8 +278,8 @@ struct FNullAllocator
 {
 	static constexpr bool bSupportsMultipleAllocation = true;
 
-	template <CObject T>
-	class ForElementType
+	template <CAllocatableObject T>
+	class ForElementType /*: private FSingleton*/
 	{
 	public: