Designed for complete concealment, this magazine holster sits inside the waistband and under the belt. With the ability to tuck your shirt in while wearing it, it is virtually invisible. The perfect accessory to accompany our concealed carry holsters. Fits magazines 5/8" to 3/4". Designed to fit staggered stack magazines like a Glock 42, or S&W Shield. Will NOT fit straight stack magazines like a 1911 or XDs. Please see our other listings for those products.