Where did you get 25.5? The Chazon Ish wrote that a shiur amah is 58 cm which is is 22.8 inches. All size 24 talit katans have that length from the end of the hold down to the bottom
Where did you get 25.5? The Chazon Ish wrote that a shiur amah is 58 cm which is is 22.8 inches. All size 24 talit katans have that length from the end of the hold down to the bottom