Serial Number: 1	Serial Number: 2
Serial Number: 3	Serial Number: 4
Serial Number: 5	Serial Number: 6
Serial Number: 7	Serial Number: 8
Serial Number: 9

Masks total length of about 30cm

Width of about 15cm

Masks good flexibility， high-quality cotton inside， can effectively isolate the bacteria have been dust， breathable thermal effects are good.