This is a NCSTAR Triple Pouch known as the Drop Leg Holster & Mag Pouch, model CV2908T.
The Universal Drop Leg Holster includes thumb snap and a single mag pouch on the front. It is adjustable for drop leg height with a quick release buckle and an adjustable thigh strap with a quick release buckle. The triple magazine pouch with hook and loop mag flaps secure your pistol magazines.
Features:
Fits most full size and compact pistols
Fully adjustable belt extends to 52 waist;Right handed
