Lock Cap that will act as a draught excluder and/or key hole cover for French doors.

I used the following, however, any filament will be fine for this.

Filament: PLA+ 
Print Quality: Standard Quality 0.2mm
Bed: 60
Nozzle: 210

Fits most types of protruding locks. Ideal for patio doors front doors etc, push on fit, easy removed if access is required. Fit on the inside or the outside simple push on, pull off fit, no tools required. Helps stop those unwanted draughts.