Description Made of ABS and nylon material, durable and practical, excellent and reliable for long-lasting use.It is easy and simple to use, small and delicate, comfortable for wearing. This anti lost hanging rope is an excellent and good helper for solving the problem of easy falling off when wearing the hearing aids. Features -Material: ABS, nylon. -Size: About42.00X1.30X0.90cm/ 16.51X0.51X0.35in. -Made of ABS and nylon, reliable and durable, not easy to fade and break, lightweight without adding too much burden. - This hearing aid retainer cord can well prevent the hearing aid from falling off and reduce the shaking feeling. - Can be used for adults, kids, seniors, and people in need, anti-lost and portable, useful and multi-functional. - Easy to fasten and remove, this anti lost hearing protection clip is convenient for children or the elderly. - Anti-lost lanyards for hearing aids are helpful to active senior to keep hearing aids from falling off and lost. Package list: 3 x hearing aid ropes