The thickness of band material used with tofflemire retainer ranges from: (A) 0.0508mm(0.02”), (B) 0.0381mm(0.0015”), (C) 0.0025mm(0.001”), (D) 0.05mm(0.002”)
Answer is D. Tofflemire retainer is available in .002” and a modified .001” varaiants.