Pro-Rep Vivarium lock ProRep vivarium locks are designed with saftey in mind. Reptiles have the habit of escaping on occasion. These glass locks, fit neatly between the panes of glass within a vivarium to help secure the glass in place firmly. This allows for better security keeping the doors firmly closed Directions: Place lock between glass panes and to secure the panes in place. Available in; Lock (Same key) Lock (Different key) X-Long lock (Same key) X-Long lock (Different key) Please use the menu above to select your option.