הגרי”ש אלישיב זצ”ל
Rav Elyashiv Zt”l wrote Teshuva in 1997 regarding Murex Techeiles. In the letter he clearly states that he was not informed of all the details (אנא לא ידענא), but nevertheless he mentions several reasons against wearing it.
- תשובת הרב יוסף שלום אלישיב זצ”ל
- Original handwritten response of Rav Elyashiv (same letter as previous)
All of the issues mentioned have been addressed in various publications subsequently published, please see our publications page.