Mistral 1518-B20 ExPen 1 - Box of 20 Explosive Detection and Identification Kits cash drop box Two side pockets (9" x

Two side pockets (9" x 5" x 2

Bottom front compartment with mesh pockets

a dark blue or violet after breaking the second ampoule and a grey upper layer over a violet layer upon breaking the third ampoule

Velcro attachments

and a higher cut from side to back

Mistral 1518-B20 ExPen 1 - Box of 20 Explosive Detection and Identification Kits cash drop box Two side pockets (9" xExplosive Detection Mistral 1518 B20 ExPen 1 Box of 20 Expen 1518 Nitro Aromatic based explosives and explosive mixtures (TNT, DNT, Tetryl etc.) ExPen (ampoule based technology) contains the same chemistry technology as DropEx bottles. The ExPen was designed for military, EOD, and security personnel primarily for easy carrying and for situations that do not require multiple tests