- Silicon
- A flexible protective silicon cover for Tefillin Shel Yad
- Hidur Mitzvah: Majority of the Bayit visible. Recommended by Gedolei Israe
- Does not interfere with the yud knot, even allowing it to stand upright
- Fits all sizes of Tefillin 31mm - 36mm * Attaches to the Bayit and does not fall off
- No need to remove before making the blessing