Spirometry Breathing Exercise Device with Adjustable Resistance Boost Lung Capacity & Abdominal Strength Device o2 Lung Trainer

Welcome to our store, your support is our greatest progress. Momentum, all products in our store are sold at low prices, quality Don't worry, if you need it, please rest assured to buy, we Sure to give you the most comfortable shopping experience! Cash on delivery is supported, and refunds are supported if the product has quality problems. Shunchang Outdoor Sporting Goods Store offers a variety of styles And materials and products to ensure your safety and comfort outdoors Activity. The right clothes can increase your comfort and protection You are in a natural environment for outdoor sports. Various styles and Classic and fashionable outdoor clothing styles, allowing you to It's fascinating to be outdoors. Our store solemnly promises to continue to bring quality Serve all customers! We will grow step by step and do our best Value for money! If you have any questions, please contact customer service!

Feature:

Breathing exercise equipment to challenge yourself for better exercise and improve overall endurance.

Vital capacity - it helps to expand and improve vital capacity without the risk of having to do a lot of aerobic exercise and burning calories.

The portable device - Adventure lung breathing training instrument is very compact. Easy to carry.

The adjustable resistance dial makes the simplest task more difficult, and can exercise more intensely according to your needs.

Specification:

Material: silicone

Product size: 10*5cm/3.94 * 1.97in

Note:

Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!