The 
Nuprol Uni-Holster Fabric (Black)
 is a versatile, drop-leg tactical holster designed to securely hold a variety of airsoft sidearms using a fabric-based construction. It features an adjustable "over-top" loop for retention and provides additional storage for tools and ammunition. 
 
Key Features and Design
According to Nuprol, this holster is part of their PMC (Professional Mission Combat) gear line and is designed for high maneuverability during tactical transitions. 
Mounting Options: Can be used as a Drop-Leg platform for ease of movement or attached to a MOLLE panel on a plate carrier or rig using rear loops.
Included Storage: The assembly includes an integrated single pistol magazine pouch and a buckled utility pouch for extra tools.
Retention: Utilizes an adjustable "over-top" loop with a quick-fix/unfix mechanism to ensure the sidearm is accessible yet secure during running or kneeling.
Material: Constructed from durable tactical fabric, offering a flexible alternative to rigid polymer holsters.