Fangrui Product Details [headband For F30 Mask]the F30 Headgear Is A Strap Compatible With For F30 Full Face Mask. [comfortable]made Of Sturdy, , Breathable Soft Fiber Fabrics, The F30 Headgear Boasts Extra Softness. Its Stretchy And Smooth Interior , Along With Stronger Nylon Sticker Straps Hold Your Mask In Place. Enjoy Better Sleep With Our Headgear. []our Cpap Ventilator Headband Can Be Washed Repeatedly. Dont Need To Worry About F30 Supplies Fraying, Curling, Shedding, Delaminating, Or Other Forms Of Degradation. [convenient]unhook The Nylon Sticker Straps Of Your Old Worn Headgear From The F30 Mask, Put The New One On In The Same Way, Position The Hole In The Back Of Your Head And Tighten To Keep The Mask In Place. [please Note]the Straps For Full Face Mask Include Cpap Headgear Only. Mask And Other Accessories Are Not Included. Please Check As Much As Possible To Make Sure The Item Is What You Need. Tips: The Product May Be Updated Constantly ,due To Different Batches, The Actual Prod