These Blackhawk TecGrip holsters are somewhat miraculous. Using no loops, straps, or duct tape, I’ve found they’ll even stick to glass. While you can use them for inside-the-waistband (IWB carry, they’re great for a simple and easy-to-use pocket holster.
Roy Huntington gets stuck on Blackhawk’s TecGrip Pocket Holster. Designed to keep your firearm concealed and secure, Roy explains how sticky it really is.
Source: American Handgunner Stick It In Your Pocket! – American Handgunner