PowerStep PULSE Performance - Neutral Arch Running Insoles Hat Use the 120 decibel fold-out

Use the 120 decibel fold-out safety whistle to alert other runners and animals of your presence

Length: 3"

This test measures when the body shifts from burning mostly fat to mostly carbohydrates and when lactate starts building up in the blood

allowing you to focus on your pace and technique—not your shoes

PowerStep PULSE Performance - Neutral Arch Running Insoles Hat Use the 120 decibel fold-outFull Length Insoles Moderate Support for Neutral Arches Maximum Cushioning High Activity PowerStep PULSE Performance Insoles were designed by runners, for runners. Providing pain relief and prevention for the casual and the competitive, these running insoles feature a soft and springy layer of upgraded PORON cushioning over the entire insolea unique design with a built in neutral orthotic arch support and heel cradle that stabilizes the foot and