CoiL Open PURPLE Slip Resistant Size:Womens 8-11 & Men's 9 (medium) Start by trying them all—then

Start by trying them all—then go with the highest arch you can comfortably tolerate

Removable Insole: Soft and supportive for customizable comfort

Whether you need a low arch support adjustment

Get yours before it disappears

Designed with a slight heel slip for easy on and off

CoiL Open PURPLE Slip Resistant Size:Womens 8-11 & Men's 9 (medium) Start by trying them all—thenDetails: 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