heightening insoles 1.be good for venting 2.Material:Gel and fabric 3.Function:strong shock absorption 4.certificate:CE SG gel height ... of insoles for about 3 years ,such as height increasing insole,Gel insole,massaging insole,toe pad,heel liner ,orthotic insole.There is ... three layer increased, with unique design, suitable for all kinds of shoes, for men and women6. each product there are a ...