C# class for asp,net to ZIP with multiple files

This project is for the class used on Asp.net C# page that will create ZIP file from the list of files. ZIP should be constructed with folders. Each folder will have 2 files. Such as Folder 1 [login to view URL] [login to view URL] Folder 2 [login to view URL] [login to view URL] The class should expose methods: Void Save(string path) - saves ZIP on a phisycla path Byte[] SaveBinary() - returns byte[] array for the ZIP Stream SaveStream() - returns Stream object from the ZIP Precautions must be made to ensure no hanging lock on any of the files in case of exception You can use any open source library for the project, as far as the source is provided. Delivery is in the VS solution