This is a Fobus Case known as the Paddle, model CUFF.
Carry a pair of handcuffs securely and comfortably. The lightweight cuff pouch is comfortable for all day concealed carry and firmly secures standard chain handcuffs.
Features:
Lightweight 2oz. holster
Retention adjustment screw with passive retention
Protected sight channel
Low profile design for concealability
Rubberized paddle backing for extra stability and comfort
Reinforced rivet attachment