This is a 4-piece set to protect the safety of babies and children, including corner guards, door locks, and refrigerator/drawer locks. Perfect for those who want to try various items! ① Corner Guards 【New, Unused】Smart Angel Smart Angel ② Hinged Door Auto Lock 【New, Unused】Richell Richell ③ Refrigerator/Drawer Lock Richell Richell This set originally came with 2, but I used one, so here's the unused one★ It was a great help at our house! ④ Safety Locks (2 pieces) These were used, but the double-sided tape for attaching them is unused, so I'll include it. Please understand that this is the only used item. ※ Please understand that these items have been stored at home, and please purchase if you agree. Please refrain from purchasing if you are sensitive to used items.