Tel-Ear Squeal Stopper Ear Pad for Hearing Aid Wearers is the clear solution to the irritating telephone squeal and feedback often experienced by hearing aid users when talking on the telephone. No batteries or moving parts. Attaches quickly and easily using included Velcro closures with self-adhesive backing and allows the hearing aid to remain in the ear during phone calls. Made of durable easy-to-clean rubber. Color: Tan. 1-Year Limited Warranty.