• Design with a one-way valve that ensures a comfortable and safe user experience. • Includes an illustration to facilitate its use and can be washed for reuse, ideal for CPR practice. • Practical and essential for airway obstruction emergencies, easy to use in everyday situations. • Compact and portable, comes with a storage case to carry in a bag, car, home, work, or school. • Suitable for all ages, from infants to adults, thanks to its adjustable elastic strap.