Durable, long lasting, easy to attach and detach without breaking. The slide button buckle, tighten items on the neck or the back of the head and free your ears. closure. One Size Fits All and weighted only 0.18oz, long enough with adjustable buckle, suitable for everyone. CONVENIENT AT ANYTIME: The lanyard clip can reduce the pressure of losing or holding the mask, keeping your mask clean and usable, instead of folding it into a pocket or putting it on the table. Easily hang your items and keep them clean and anti-lost. Multifunctional Use: Used as a MASK LANYARD and MASK EXTENDER. Also a great and necessary removable strap for your hat, keys, ID card, and some kinds of glasses. Help prevent items from slipping and losing. MASK LANYARD FOR KIDS & ADULTS: Environmentally friendly polyester material, flexible, non-allergic, unlimited reuse. A wonderful mask keeper when your kids is playing or at school, prevent your child from looking for and dirtying the mask everywhere. Buy With Confidence - Customer satisfaction is our first priority. If there are any problems with the purchase, please feel free to contact us, we will help to fix your problem. We will try our best to serve you and money back guarantee.