The ExtraCarry Concealed carry pistol magazine pouch for your pocket: Fits S&W M&P Shield 40 - 6 Round Magazine (S&W Shield Magazine Not Included) Features: Constructed from robust Carbon Fiber Reinforced Nylon Keep your S&W Shield spare magazine discreetly in your pocket Maintains a low profile, resembling a common pocket knife Features our proprietary locking mechanism for a secure hold Protects ammunition from accidental dislodging or damage from pocket contents Ergonomically designed for minimal weight and maximum comfort Versatile for both left and right-handed users Provides swift and easy retrieval of your backup pistol magazine Ensures consistent placement for reliable access Proudly engineered and manufactured in the USA, Patented ExtraCarry™ - The ultimate Concealed Carry Magazine Pouch Order with confidence - backed by a 100% Money Back Guarantee (excluding shipping) Product Video