https://wiki.project1999.com/Split_Paw_Hide_Mask functions as a greater light stone when equipped, is a very common drop, and has the stats of:
MAGIC ITEM
Slot: FACE
AC: 3
SV MAGIC: +5 SV POISON: +5
WT: 0.5 Size: TINY
Class: ALL except NEC WIZ MAG ENC
Race: ALL