Portable Abdominal Vital Capacity Breathing Trainer for Pulmonary Function

This portable breathing trainer is designed to help improve pulmonary function and enhance abdominal vital capacity. Made from durable plastic and flexible silicone, it is lightweight and easy to carry, making it ideal for use at home, in the office, or on the go. Its straightforward design allows users to strengthen their respiratory muscles through regular breathing exercises, promoting better lung health and overall well-being. Whether recovering from a respiratory illness or looking to increase lung capacity, this trainer is a practical tool for a range of users. Part Number: c-236 Origin: Zhejiang Manufacture country: China Instructions included: No

material: silicone