Portable Lung Capacity Abdominal Trainer with Adjustable Resistance for Exercise, Running, Swimming, and Fitness

This portable lung capacity and abdominal trainer features adjustable resistance and is suitable for exercise, running, swimming, and fitness. Made of ABS material. It is produced in Dongguan. The brand is Jiaopin Hui. The model number is 829 breathing trainer. It is designed for fitness and body shaping. It has CE certification for foreign trade export. It is a cross-border e-commerce exclusive supply source. Main sales area: Middle East.