MMF., Seven-Pin Security / Night-Bank Deposit Bag, Security Cash / Checks Bags. Two Keys, Choose Cotton Duck or Nylon, 11 x 8.5. Blue. Stores and protects coins, currency, checks and documents. Seven-pin built-in lock provides maximum security and is keyed differently with no master key so it’s ideal for night bank deposits. Quality cloth fabric and double-stitched seams help these bags withstand the impact of the night deposit drop, as well as daily abuse. Two keys included. Includes framed I.D. window and address card. Bank Deposit Bags.