C# gzipstream

GZipCompressDecompress.cs

   public static byte Compress(string text)
   {
       using (var ms = new MemoryStream())
       {
           using (var zip = new GZipStream(ms, 
                                         CompressionMode.Compress))
           using (var writer = new StreamWriter(zip, Encoding.UTF8))
           {
               writer.Write(text);
           }
           return ms.ToArray();
        }
   }

   public static string Decompress(byte[] compressed)
   {
       using (var ms = new MemoryStream(compressed))
       using (var zip = new GZipStream(ms, CompressionMode.Decompress))
       using (var sr = new StreamReader(zip, Encoding.UTF8))
       {
           return sr.ReadToEnd();
       }
   }