The DV8 Diva skids easily through the front revving hard on the backend to provide a strong and continuous motion on a variety of lane conditions. Introducing the new Diva Symmetric Core, in combination with the Class 6G Solid reactive coverstock, the DV8 Diva has just the right attitude to make it a great all-purpose bowling ball and to show the pins who¡¯s boss. Black light reactive (see here). Core: Diva. Coverstock: Class 6G Reactive. Finish: 500 Siaair Micro Pad, Rough Buff, High Gloss. Back of Ball: "It"s All About Me". 12# RG Min 2. 608 Diff . 040. 13# RG Min 2. 585 Diff . 040. 14# RG Min 2. 532 Diff . 052. 15# RG Min 2. 516 Diff . 052. 16# RG Min 2. 503 Diff . 052.