The Purebox Ultra Comfort Gel insole and heel inserts are as described on the product description https://www.amazon.com/gp/product/B076HRB9ZL It’s no wonder feet hurt at the end of the day. They have been carrying your weight all day long. Keep that important hard working body part padded with these Ultra Comfort gel insoles. I have had may share of foot issues and so has my husband. I wear custom made orthodics, but my husband depends on these padded inserts to make standing on his feet more tolerable. He works construction and wears work boots to work. These fit his boots great and provide the added cushioning he needs to be comfortable. He changes out his insole about every 3 or 4 months for his comfort and best results. This set of ultra comfort gel insoles came with a set of heel pads too. Many podiatrist recommend heel pads for additional comfort and body positioning.