King Holster SOB Small of Back Concealed Gun Holster IWB | fits SIG Sauer P250 P220 P224 P225 P226 P 228 P229 P232 P239 P245 1911 Carry 1911 Compact C3 Mosquito SP2022 SP2340 SP2009 Gun holster for concealed carry fit for compact and full size semi-autos. Inside the Waistband (IWB) carry method. Material is high quality synthetic suede that is very smooth & will not irritate the skin like other holsters. King Holsters are by far the best bet for maximum concealed, comfortable carry.