Callaway HX Hot Plus Golf Balls Blistering Speed and Distance Callaway Golfs longest 3 piece golf ball just got a distance upgrade with better feel. The new HX Hot Plus continues to push the boundaries of ball speed allowed under the rules of golf. The new high speed hot core has higher resiliency for even longer distance while providing the enhanced feel preferred by better players. The new Speed Layer increases ball speed off the driver and the ionomer cover with HEX Aerodynamics has been optimized for long, penetrating ball flight that provides superior performance from tee to green. Speed Layer This new layer between the core and cover increases ball speed for longer distance with more penetrating trajectories. High Speed Core The new core features a proprietary rubber formulation that has higher resiliency to increase ball velocity across a wide range of swing speeds. HEX Aerodynamics The revolutionary innovation that replaces conventional dimples reduces drag and promotes a stronger, more penetrating ball flight that cuts through the air. Ionomer Cover Durable design generates long drives and even longer playability. Features Callaway HX Hot Plus Golf Balls Speed Layer increases ball speed for longer distance with more penetrating trajectories. High Speed core has higher resiliency to increase ball velocity across a wide range of swing speeds. HEX Aerodynamics reduces drag and promotes a stronger, more penetrating ball flight that cuts through the air. Ionomer cover generates long drives and even longer playability.