Size :Wearable within 60cm head circumference. - It Is Necessary To Ensure That The Mask Is Closed Smoothly Before Starting Up, Such As The Existing Part Of The Mask. To Proceed With The Subsequent Command Operation.Read More

Size :Wearable within 60cm head circumference. can open and close the mask(No deformation in multiple parts). - It Is Necessary To Ensure That The Mask Is Closed Smoothly Before Starting Up, Such As The Existing Part Of The Mask.Read More