MAKE YOUR EARS MORE COMFORTABLE: Are your ears sore and red when you are working and studying with a mask for a time? The Mask Extension Hook is great for you. Anti-Tightening Ear Protector Ear Strap Extender Buckle for Relieving Pressure and Pain.WHAT YOU GET: package includes 20 pieces of adjustable mask extension straps, sufficient quantity for your daily wear and change, meanwhile, can relieve ear pain that caused by long-term wearing.Longest dimension 7.3 IN (18.5CM)The shortest size can be trimmed 5.1IN (13CM).ADJUSTABILITY: The mask extension strap can be adjusted to fit your head size. The length of the mask ear hook extender can be adjusted freely, suitable for all masks, suitable for men, women, the elderly, and children. It can effectively reduce the stress and relieve the pain caused by wearing a mask for a long time. Small and light, compatible with all hanging earmuffs on the market.SOFT AND COMFORTABLE: Made of polyester high-elastic fabric, safe, soft, comfortable, breathable and not tight, it fits the head perfectly, without any discomfort, and will not be caught in the hair; the soft material brings the ultimate comfort. Easy to clean for reuse.Colour: blackMaterial: polyesterPackage Contents:20 x Adjustable Face Mask Extender Strap HookOnly the above package content, other products are not included.Note: Light shooting 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.