diff --git a/Benchmark/BenchmarkAHashString.cs b/Benchmark/BenchmarkAHashString.cs
index bed4c35..e54ed4e 100644
--- a/Benchmark/BenchmarkAHashString.cs
+++ b/Benchmark/BenchmarkAHashString.cs
@@ -15,7 +15,7 @@ public class BenchmarkAHashString
 {
     [Params("asd", "1234567890", "1234567890_1234567890_1234567890_1234567890",
         "1234567890_1234567890_1234567890_1234567890_1234567890_1234567890_1234567890_1234567890")]
-    public string Str;
+    public string? Str;
 
 #if NET8_0_OR_GREATER
     [Benchmark]
diff --git a/BetterCollections/BetterCollections.csproj b/BetterCollections/BetterCollections.csproj
index fcf9c58..340458e 100644
--- a/BetterCollections/BetterCollections.csproj
+++ b/BetterCollections/BetterCollections.csproj
@@ -5,7 +5,7 @@
         <LangVersion>12.0</LangVersion>
         <Nullable>enable</Nullable>
         <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-        <Version>0.3.1</Version>
+        <Version>0.3.2</Version>
         <PackageProjectUrl>https://github.com/libsugar/BetterCollections</PackageProjectUrl>
         <Description>Some better collection implementations than the standard library</Description>
         <PackageReadmeFile>README.md</PackageReadmeFile>
diff --git a/BetterCollections/Memories/Box.cs b/BetterCollections/Memories/Box.cs
index b0db93d..65ec499 100644
--- a/BetterCollections/Memories/Box.cs
+++ b/BetterCollections/Memories/Box.cs
@@ -4,6 +4,24 @@
 
 namespace BetterCollections.Memories;
 
+public static class Box
+{
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static Box<T> Make<T>(T value) => new(value);
+    
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static ReadOnlyBox<T> MakeReadOnly<T>(T value) => new(value);
+}
+
+public static class BoxEx
+{
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static Box<T> Box<T>(this T value) => new(value);
+    
+    [MethodImpl(MethodImplOptions.AggressiveInlining)]
+    public static ReadOnlyBox<T> ReadOnlyBox<T>(this T value) => new(value);
+}
+
 public class Box<T>(T Value) : IRef<T>, IReadOnlyRef<T>, IStrongBox,
     IEquatable<T>, IEquatable<Box<T>>,
     IComparable<T>, IComparable<Box<T>>
@@ -26,7 +44,7 @@ public class Box<T>(T Value) : IRef<T>, IReadOnlyRef<T>, IStrongBox,
 
     public bool Equals(T? other) => EqualityComparer<T>.Default.Equals(Value, other!);
 
-    public bool Equals(Box<T>? other) => ReferenceEquals(other, null) && Equals(other!.Value);
+    public bool Equals(Box<T>? other) => !ReferenceEquals(other, null) && Equals(other.Value);
 
 
     public override bool Equals(object? obj) => obj is Box<T> box ? Equals(box) : obj is T v && Equals(v);
@@ -100,7 +118,7 @@ public class ReadOnlyBox<T>(T Value) : IReadOnlyRef<T>,
 
     public bool Equals(T? other) => EqualityComparer<T>.Default.Equals(Value, other!);
 
-    public bool Equals(ReadOnlyBox<T>? other) => ReferenceEquals(other, null) && Equals(other!.Value);
+    public bool Equals(ReadOnlyBox<T>? other) => !ReferenceEquals(other, null) && Equals(other.Value);
 
 
     public override bool Equals(object? obj) => obj is ReadOnlyBox<T> box ? Equals(box) : obj is T v && Equals(v);