Extensive compatibility-various masks or masks with two-point connection type disposable masks masks and moreWashable and durable-This headband is made of durable PP flexible material that can be repeatedly washed without bending curling, shedding or other types of degradation15x mask ear strap hookMain features-stylish design, light weight, PP flexible material,easy to clean unlimited reuse non-allergic, fits perfectly to your head, maximum comfort wraparound Design, adjustable belt, tasteless, long life, etc.Material: PP flexible materialNet weight: 2.5g eachProduct size: 16x1.7cm