CoiL Open PURPLE Slip Resistant Size:Womens 8-11 & Men's 9 (medium) This brand-new design combines Z-CoiL’s

This brand-new design combines Z-CoiL’s pain-relief technology with a sleek

Removable Insole: Soft and supportive for customizable comfort

Remove the insole from each shoe

Get yours before it disappears

CoiL Open PURPLE Slip Resistant Size:Womens 8-11 & Men's 9 (medium) This brand-new design combines Z-CoiL’sDetails: Ships as a pair Slip resistant tread increases traction on slick surfaces Embedded mesh fiber for added strength Installation: Step 1. Remove the insole from each shoe. Step 2. Below the insole is a trap door. Lift up the door and unscrew the spring with a Phillips screwdriver. Tighten firmly, but use caution not to strip the screw head. Step 3. Re attach the spring in EXACTLY the same orientation as the old spring. Note: Z CoiL springs can