Suggested uses?? school?? employee?? athletic?? storage lockers; cabinets?? for indoor use only</br>4 extra wheels for more password options</br>Soft-touch dials</br>No-slip grip</br>Set-your-own 3-letter/1-digit combination for thousands of combination options</br></br>Product Description</br></br>Master Lock 1534D Password Plus Combo Lock combines letters and numbers to create an alpha-numeric password?? four extra wheels/special characters for more password options?? soft-touch dials for no-slip grip?? easy to read black on white letters/numbers.Locks come in 4 various colors?? Black?? Blue?? Red or White.  Colors are randomly selected for each order at the time of shipment.</br><br/>http://www.amazon.com/gp/product/B000ONVJ2G