MK-4 NYLON PEPPER SPRAY HOLSTER MODELS: SNHC4 SNHL4 The 4 oz Nylon Holster is durable and is designed to hold any of our 4 oz pepper spray units. The SNHC4 unit is available with a belt clip and the SNHL4 is available with a wide stitch belt loop. It is designed to fit on a duty belt up to 2 1/4” and top flap is held by velcro to secure your spray unit. The holder is specially designed to fit the Mark 4 (4 oz.) pepper spray units, but can accomodate similarly sized sprays as well.