Ram-Pro Hide-A-Key E-Z to Install Three pack set Use to store a Spare Key for your Home, Storage, Office, Vehicle, If you've ever locked your keys in the car you know what an advantage it is to have a spare key. 3 HOLDERS OF 3 Inch long x 1-3/8 Inch wide x 1/4 Inch high Avoid an expensive locksmith call. With a key holder you'll never be locked out again. Magnetic key case by Ram-Pro hides key discreetly on any metal surface, the Box has slide cover to safely hold spare key. This large plastic key holder has a magnetic base. Use our Hide-a-Key case and spare key holder and never get locked out of your car or home! Only you and your family members will know the secret place where your spare key is hidden. The Store-A-Key key locker hidden key case can be used for emergency access to vehicle or house keys. Our large size key holder or key case accommodates many newer large-head keys. Avoid your spouse, friend or child from being locked out. Emergency Access to elderly family member who lives alone. Easy to place where only you can find it indoors or outdoors. Pass small objects to your friend secretly. Sizing Disclaimer: While our key boxes and cases hold most all key sizes, this might not be the accommodating case with some keys such as larger/wider modern smart keys and European vehicle keys.