Sufficient quantity: the package contains 4 pieces of fridge locks in oval and rectangle shapes, and comes with 8 keys; adequate quantity to meet your various needs and replacements in daily life. Versatile application: the fridge lock can be used as a cabinet lock, healthcare security lock, printer tray lock, oven lock, file drawer lock, cupboard lock, or shed lock; great for protecting items in the refrigerator when you have lunch or other restricted items. Easy to apply: clean and wipe the area where the lock will be applied, then remove the adhesive backing, align the lock plate, press firmly, and hold in place; installation is complete. It is recommended to wait 24 hours before regular use to ensure strong adhesion. Durable construction: made from quality materials with fine craftsmanship, the 4 mm steel wire chain is wrapped with multiple steel strands and a protective rubber cover, and features stainless steel buckles and strong adhesive for increased durability and reliability. Simple operation: the refrigerator lock is easy to operate with one hand; simply insert and turn the key, then remove the buckle to open the refrigerator door.