4 Pcs Face Mask Extender Strap Hook, Anti-Slip Mask Clips to Protect Ears

Key features

• The strap can effectively help adjust your mask to fit different face size.
• The size can be adjusted freely based on your head circumference.
• You can change the buckle in seconds and reduce the pressure and ear fatigue on the ears.
• Adjust the length: Longest dimension 20CM (7.9IN）<br>The shortest size can be trimmed 14.5CM (5.7IN).
• It’s suitable for medical staff,food workers,dust-exposed workers,and outworkers.