1. Fad an masclúb cluaiseba chóir go mbeadh sé oiriúnach, cuirfidh ró-ghearr na cluasa i mbaol, agus beidh droch-fheistiú ar uirlisí;
2. The material of the mask earloop must be elastic: the mask lúb cluaise is made of spandex + nylon: because this material has high comfort, good elasticity, and does not hurt the skin;
3. Mask lúb cluaise should be round and flat: usually mask ears have round and flat ears. According to the different masks, choose the appropriate ear straps, such as Purking lúb cluaise. The regular specifications are complete and can be customized.