PTP Myosphere Neutral Spikes in ProductionFour replaceable spikes

Spikes in ProductionFour replaceable spikes offer optimal traction on all track surfaces

it's designed to help you feel cool and comfortable reaching and surpassing your trail goals

and hurdles and jumps

so it can keep your shoes grit free for more miles

PTP Myosphere Neutral Spikes in ProductionFour replaceable spikesDEEP TISSUE MASSAGE OF LARGE MUSCLE GROUPS The PTP MyoSphere is designed for deep tissue massage of the large troublesome muscles in the legs, hips, glutes, torso, shoulders and upper back. Use it to reduce muscle tightness post workout and to activate blood and oxygen flow. Engineered with full high density material, the MyoSphere withstands body compressive forces without losing its shape and will satisfy those in search of an intense massage. HOW