New Buttendz Flux Hockey & Lacrosse LAX Stick Reusable Grip Plug Many Colors The Buttendz FLUX Grip provides peak performance and a soft feel for Hockey & Lacrosse players of all ages. The original design that was being used in NHL games by Brandon Prust of the Montreal Canadiens, before it was ever available to the public. The FLUX has a tacky feel from the recessed BE tiling pattern throughout the shaft.