Durable Fridge Lock: This freezer door lock is made of ABS plastic and stainless steel, the solid structure, high temperature resistant and friction resistant, self-adhesive design. The wire rope is made of multiple strands of fine steel wire, not easy to break, rust-proof and wear-resistant, durable. Child Safety Window Block: You will receive 3 fridge locks with 3 keys . The total length of this refrigerator door lock is 25.5cm, the wire rope length is 17cm, and the base size is 5 x 6cm. The child fridge lock is suitable for most doors and windows, protects baby's hands and fingers from the danger of being squeezed and caught. Easy to Install: This child safety fridge lock is self-locking. adhesive, you just need to peel off the protective film and stick it in the desired place, without drilling and without damaging the furniture, very convenient to use. (Only for smooth surface, please make sure the adhesive surface is free of dirt and water before installation.) Good Protection