側紙 (zak1 zi2) — obi-strip (piece of paper that is folded over the left side of CDs, Japanese CDs style packaging) in Cantonese
zakˉ¹側ziˊ²紙简 侧纸
Mandarin Pinyin: ce4 zhi3
Meaning of 側紙
nounobi-strip (piece of paper that is folded over the left side of CDs, Japanese CDs style packaging)