SOLE Casual Footbeds - Thick Size:Men's 3 / Women's 5 They have a synthetic upper

They have a synthetic upper and a rubber outsole with textile bottom

Their non-marking Chaco Grip rubber bottoms feature a wave design for traction

you can choose to have additional heel support (especially useful in boots) or not

They are trim to fit making these insoles the perfect replacement work insole that provides that extra level of comfort

Offering the Superfeet ADD/APT System of taking the 2 Dimensional surface of your footwear and contouring to your 3 Dimensional Foot

SOLE Casual Footbeds - Thick Size:Men's 3 / Women's 5 They have a synthetic upperSize not available? Check out these other great Heat moldable Insoles here. Product Details Overview: The SOLE Casual Thick Footbeds are a full length, semi rigid orthotic arch support insole that is wear or heat moldable for a custom fit. In addition to SOLE's trusted customizable support, these footbeds include Polygiene anti odor control technology and a moisture wicking top cover. They are designed with 3. 2 mm of proprietary cushioning material