After conducting a search, I could not find any relevant information about the Whisper Ultraproduct. The search results did not provide any details about the product, its ingredients or materials. The results only showed unrelated websites and documents that did not provide any information about the product. Therefore, I cannot provide any details, positive or negative, about the Whisper Ultraproduct. If you have any additional information or context about the product, please let me know and I will do my best to assist you.