Size 4 fits Most Sub-Compact 9/.40 Autos Inside-the-Pocket holsters from Uncle Mike's are a great option for those who prefer to not tuck their holster inside their waistband yet still want to carry concealed in comfort. • Laminate lessens print-through recognition, cushions your leg, and blocks perspiration • Open-top holster provides grip-up positioning and prevents the movement of levers, buttons, or catches that are common to loose pocket carry • Non-slip band retains holster in pocket when gun is drawn