FEATURE-PACKED PACKAGE: This pack offers quality replacement headgear strap compatible with F30i. Ideally designed to match your specific needs, excluding the mask and other accessories. A fitting solution exclusive for F30i! SUPERIOR QUALITY: Our Headgear Strap stands tall on quality. It's made from high-end fabric that's elastic, , and comfortable to wear. What's more, it's more than most of its on the market, thus guaranteeing long-lasting value. PRECISE FIT: Equipped with a powerful magic tape, our headgear strap is designed to provide a tailor-made fit. Adjust the length based on your head size to it doesn't slip off. Stay of a secure, snug fit that stays intact all through the night. USER-FRIENDLY CARE: Our replacement headgear strap is crafted for effortless upkeep. It can withstand frequent washes without fraying, curling, or shedding. Handwash on a weekly basis, rinse with warm water, and let it dry away from direct sunlight for best results. The actual product may have slight color differences or differences, which does not affect use. color: gray Material: Nylon Package Contents: 1 x Headgear Strap 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.