Storm Sole S8 finger inserts The extended version gives support

The extended version gives support and assists in developing a more powerful ball roll

These new core numbers are almost identical to those seen in the original Vortex V2

Textured gripping surface increases contact with the bowling ball

Bottom bag features easy access front load design

Being able to relax relieves tension in your hand and wrist

Storm Sole S8 finger inserts The extended version gives supportReduces Sliding and allows the foot to grab the approach. One size: Trim to Fit. Recommended for slicker approach conditions. For the power player who needs a little slide. Traction Guide: (More Brake) 1, 2, 3, 4 , 5, 6, 7, (8), 9, 10 (Less Brake)