Suitable for All Ages: Includes two mask sizes - one for children and one for adults. Children typically use the smaller mask, while adults use the larger mask, ensuring a comfortable fit for users of all ages. Universal Fit: Molded to be soft and flexible for maximum comfort and durability. These masks are designed to fit most common spacers, including the AiroSpacer, ensuring compatibility with various nebuliser systems. Pack Contents: 1 x Child Mask: A smaller-sized mask designed specifically for children, providing a comfortable and effective fit during nebuliser treatment. 1 x Adult Mask: A larger-sized mask designed for adults, offering a comfortable and effective fit during nebuliser treatment. Overall, the Airssential AiroSpacer Child and Adult Masks offer a universal solution for users of all ages who require nebuliser treatment, ensuring optimal comfort and effectiveness during use.