Description: 1. Main features: fashionable design, light weight, aseptic, environmental friendly PE flexible material, self-cleaning, high temperature disinfection, unlimited reuse, no allergy, perfect fit to your head, maximum comfort, surround design, adjustable belt, tasteless, long service life, etc. 2. Extensive compatibility - various face guardss with two-point connection or disposable face guardss, dust face guardss, etc. Specifications: Product size: 16cm 1.7cm 1.2cm Net weight: 1.5g single measurement Gross weight: 6.5g three measurements Product packaging: pearl light bag (three in one bag) Package Included: 6 Ear Strap HooksWIDELY USED: Compatible with most of the face guardss on the market, various face guardss or two-point disposable face guardss, dust face guardss, etc., can protect the ears from blackmail and reduce the pressure on the ears when wearing face guardss for a long time. EASY TO CLEAN: Made of durable PP flexible material, which can be repeatedly cleaned, bent, not worn, ear design provides maximum comfort, long service life, etc. LIGHTWEIGHT AND PORTABLE: These earmuffs are small, lightweight and easy to carry. It can be put in a pocket or bag when going out, and can be used at any time. SOFT AND COMFORTABLE: The product itself is soft and elastic, perfectly fits your head, wearing a face guards for a long time can reduce earaches and bring you a comfortable experience. MATERIAL: Made of environmentally friendly PE elastic material, safe and environmentally friendly, it will not cause any irritation to the human body. High temperature disinfection, unlimited repeated use, no allergies.