Easily adjustable ties. (easy to adjust, just adjust the headband to the right length, fix the upper hole of the headband on the side buckle and hook, even for women with long fingernails)

Silicone tie. The adjustment method is more convenient, super soft surface pad, natural and appropriate feeling.

Low sensitivity, t.p.e. sealing characteristics. (extremely soft material, face pad in direct contact with skin)

Low sensitivity silicone material. (in combination with two kinds of silica gel materials, firm and soft, the lens part is made of solid materials to prevent the surface pad from falling off, and the surface pad part is made of extremely soft materials to make you feel the surface pad tightly clinging to your face like the skin.)