Firm Plastizote/Medium Zote 3/4 (#1553) - One Pair 

Sole Plastizote insoles, constructed from a medium - firm density EVA, for those who like a solid support that will not give under pressure.
Features strong arch support and heel cup with soft blue EVA soft Pad on the heel
Designed to treat, Flat Feet, Fallen Arches, Pronation and Plantar Fasciitis
Ideal for shoes with a slim cut toe area. No need for trimming. Easy to swop between shoes