Breathing Trainer Lung Respirator - 3 pcs OBA000015:OBA000015 Large Heating Area: Extends warmth

Large Heating Area: Extends warmth to the entire hand

it’s perfect for both outdoor and indoor use

providing you with a reliable fitness accessory that can withstand intense workouts

thanks to its built-in float switch

Material: Cover: 100% Microfiber

Breathing Trainer Lung Respirator - 3 pcs OBA000015:OBA000015 Large Heating Area: Extends warmthEnhance your endurance and vital capacity with the NNEOBA Breathing Trainer, designed for effective respiratory exercise and high altitude training. Specifications Material: Silicone + ABS Color: Black Application: Ideal for running, cycling, swimming Qty: 3pcs Features Endurance Improvement: Boost your exercise challenge and overall endurance with targeted breathing exercises. Vital Capacity Expansion: Enhance your vital capacity without extensive