Material: Rubber, Leather, Alloy Type:Anti-lost Mask Lanyards Rope Diameter:2.5mm Length:about 35 cm/13.7inch Style: Fashion, Sweet,Multicolor Color: As The Picture Shown Easy to use: Clip the Small Hooks to the Elastic Bands on Your Mask. Like a Glasses Retainer, Just Slip it Over Your Head and Wear Like a Necklace. Will work with Your Existing Ear Saver or Headband. Next when you want to breathe more freely, just take off your Face Mask, they will not be lost or dirty. No longer need to Worry about whether you should throw away the used face Mask or put them in your pocket Keep Everyone Halthy: Folded Adjustable length up to 13.7inch(35CM),6 colors are enough to share with your family and friends, each can be reused many times. The adjustable size is suitable for everyone, whether it is children or adults, men or women. Super Lightweight - No Burden : These lanyards Will not cause any trouble to your work and life, whether it is work, call or enjoy lunch, these light and reliable ropes will not cause any burden on you, suitable for all people including surgeons, students, Teachers, waiters , IT practitioners, professional players. Package Includes:1 xAdjustable Length Mask Lanyard Notice: 1.1cm=10mm=0.39inch. 2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering.