Great Insoles for work boots, especially if you are on your feet all day!   

 -Dual-density polyurethane material with added gel heel pads for even more shock absorption

 -Perforated Air Flow Zones help keep your feet cool

 -Added arch support 

 -Washable top layer fabric 

 SIZE GUIDE: Small: 6-7.5 Medium: 8-9.5 Large: 10-11.5 XL: 12-13.5