100 # 5.5 (# 5 1/2) WHITE Coin Envelopes -- 3.125 X 5.5 (3 1/8 X 5 1/2) Inches 100 #5 1/2 (#5.5) WHITE COIN ENVELOPES MEASURING 3.125 X 5.5 (3 1/8 X 5 1/2) Inches