This is a cover for a behind-the-ear hearing aid, crocheted with lace thread (o^^o) Size: Flat measurement Length: Approximately 3.0 cm Width: Approximately 2.0 cm Slight differences between left and right due to the nature of the crochet. Slightly stretchy. The parts are attached carefully, but may come off depending on how they are handled. Please be aware of this. We are looking forward to your purchase if you understand that this is a handmade item (*^^*)