This Aerosol Mask is a high-quality accessory replacement designed for effective and comfortable use. This mask replacement is ideal for adults and is compatible with most standard systems. Its ergonomic design and premium materials ensure a secure fit and reliable performance. Key Features: One Size Fits Most: Designed to accommodate a wide range of adult users with its universal fit. Adjustable Head Strap and Nose Clip: Provides a secure, customized fit for optimal comfort and effective use. Elongated Style: Covers both the nose and mouth for efficient results. Transparent and Clear Design: Allows users to monitor their condition during usage. Soft Plastic Material: Made from non-irritating, flexible plastic for enhanced comfort during use. Standard Connector: Ensures compatibility with all standard systems. Noninflatable Valve: Simplifies usage while maintaining consistent flow. Unscented: Free from any added scents, making it suitable for sensitive users. Specifications: Manufacturer #: MASK001A UPC: 50822383127236 Material: Plastic Country of Origin: Taiwan Tubing: Without tubing