Head MX Spark Elite Tennis Racket | Blue Celtic Squash Club When you connect your Polar

When you connect your Polar Verity Sense to your phone or watch for your workout

and toe rubber stitching to improve durability

• Suitable for use in sea water and swimming pools

WEAR ON ARM OR TEMPLE – OR ANYWHERE THAT SUITS YOUR SPORT

made from our high performance Vapourlite fabric

Head MX Spark Elite Tennis Racket | Blue Celtic Squash Club When you connect your PolarWith its energetic design and large sweetspot, the pre strung SPARK ELITE TENNIS RACQUET is perfect for new tennis players. METALLIXSpecially formulated crystalline metal alloy with a grain size 1000 times smaller than that of a typical metal creates a much stronger material. The Hall Petch Effect states: smaller grains = stronger material. The result is a lighter, stronger and more powerful racquet.