Thank you for viewing. These are the strings I removed when I replaced them. It's the A string from Thomastik. It's a wound string, and I think it has a calm tone. I used to use it often. ★ Regarding used strings, please read the profile for details. ★ Please also use the bulk purchase request. (10% discount or more for combined shipping) Thank you. The following is an AI description: Medium steel core mandolin string, model 151 by THOMASTIK-INFELD. - Brand: THOMASTIK-INFELD - Model: 151 - Type: Medium - Application: Mandolin strings - Material: Steel core Thank you for viewing.