Lockable Bank Bag 1000 Denier Nylon Combination Keyed Security System (Purple) High Performance Fabric 1000 Denier Nylon Puncture Resistant Light Weight Material but very durable. Dimensions 9" x 12" (interior) 8.5" x 11.5" - lock takes up 1.5" inside bag Locking Security Bank Bag with water repellent urethane coating Industrial Grade Combination Keyed Lock. Includes 2 keys. Locking Security Bag with water repellent urethane coating