Premium Soft Comfort: Crafted from high-quality, soft elastic material, these replacement headgear straps for F30 provide a gentle touch, enhancing comfort during extended use. Ideal for nightly wear without causing skin irritation. Adjustable Magic Tape Design: Featuring a versatile magic tape system, these straps offer a customizable fit that adapts seamlessly to individual head sizes. This advanced design ensures a secure, snug fit to improve CPAP therapy efficiency. for having a spare for laundering or immediate replacement, ensuring your sleep therapy remains uninterrupted. Enhanced Seal Stability: The impeccable design and adjustable fit help maintain an effective seal, drastically reducing the instances of air leaks. This stability is vital for maintaining the effectiveness of sleep therapy, ensuring optimal performance. Medium Size for Optimal Fit: Specially sized for medium fit, these straps cater to a broad range of users, providing a tailored experience that enhances comfort and functionality, making them a choice for regular users of the F30. Material: Nylon colour: Gray+blue Package Contents: 4 x Headgear Straps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.