We found a pair of metal wall sconces in the trash that we liked but one had a broken tab so the decorative glass piece would not stay in place. Time to rip open a packet of Sugru.
Step 1: Easy Repair
Next, take a small piece of Sugru and create a tab to hold the glass piece in place.
Lay the piece face down until the Sugru sets,
Step 2: Good As New
You now have a 'good as new' wall sconce. YAY!