Outdoor Ski Motorcycle Cycling Balaclava Full Face Mask Neck Cover Ultra Thin black_adjustable

-- Mask by restricted access to the volume of air to limit oxygen volume, enhance the intensity of training.

-- Improve muscle strength, help to burn fat, also can improve the main basal metabolic rate.

-- Anaerobic conditions improve explosive increase of cardiopulmonary function and endurance.

-- To achieve the simulation of altitude training or enhance the function of breathing muscles.

Description:

Product Category: training masks

Colour: Black

Size: Free size

Fabric: Polyester

Product List:

1pcs training masks

Feature:

--Safe Material

--Fine Craft

The colors deviation might differ due to different monitor settings, please kindly understand.

Note: Due to manual measurement, there will be some errors, which are normal conditions.

Please tell us first when you have any problem, we will give you the best service and solve the problem ASAP. Thank you so much.