Advanced insole with anti-shock stability and support for runners and walkers. Dissipates up to 95% of high frequency shockwaves generated from hard surfaces like roads, pavements and hard trails. Specially designed for athletes with neutral feet. If you are not sure what your foot type is try the wet foot test below.

Small 4-7.5
Medium 7.5-9
Large 9.5-11
X Large 11.5-14