Ear Scratch Alleviating: The mask extender hooks are compatible with most of the ear-mounted masks, this mask band strap help reduce the pain and pressure of wearing a mask in the ear for a long time.
Upgraded Four Slots: The length of adjustable Mask Band Extender can be freely adjusted to loosen or tighten. Fit for not only adults but children.
Comfort While Wearing: The Ear Mask Hook is made of durable, sterile PP flexible material, which can be repeatedly washed without bending, abrasion, curling, or peeling.
These Ear Cord Extension Buckles are suitable for all kinds of masks. Durable, sterile PP flexible material,