1. Soft silicone, no damage to the screen, no fading environmental protection material2. Liquid silicone, high elasticity, not afraid of pulling3. The outer fiber is woven, and the nylon fishing line is implanted inside, which is stronger and will not break4. No fear of dust, dirty, tasteless and washable5. Widely used, as long as there is a hole in the phone case / camera / key / badge, etc.

http://olla.gr/10-pcs-silicone-ring-mobile-phone-lanyard-water-bottle-anti-fall-pendant-clove-purple/