How many times have you wanted to have quick access to your rifle dope? TAB Gear has come out with a handy little item the TAB Gear Dope Thing to take care of both of those troublesome situations so you won't have to worry it any more. The clear plastic sleeve in front of the Dope Thing allows you to see your dope whenever needed. There are extra cards to record data from different situations as well as rifles. The elastic on the back of the Dope Thing allows you to thread it onto your sling anywhere and the Dope Thing is always there yet out of the way. It is recommended that you use pencil or a sharpie pen to record data on the data cards.FeaturesRoom for several dope cardsElastic backing to thread onto your sling anywhereAlways there yet out of the way until needed