CM1010BT : Throws with right hand, wears on left. (31.5”) mitt CM1010BTFR : Throws with left hand, wears on right. (31.5”) mitt The CM1010BT is designed as an entry level catcher's mitt but mimics the look of our high end youth and adult mitts. It features our classic black and tan leather look and uses a proven stitching pattern. Mitt includes Velcro closure, Flex Action crease, and profiled toe. 31.5 inch pattern only. BREAKING IN YOUR MITT- We recommend not putting anything on the mitt to help break it in. The best way to break in your All-Star mitt is to just constantly use it.