The Concealment T is a specially designed holster made from 100% cotton it is preshrunk (to prevent shrinkage) the shirt is sleevless and has specially designed seems around the neck and arm holes for more support in caring your weapon. The shirt also has a quilted pad sewn on to the shirt with an elastic band sewn over the pad to create a "cradle" for your weapon. The Concealement T comes in all sizes and has two different gun sizes.