Ultimate Performance Advanced Insole W/ 3D Base Layer Made with a blend of

Made with a blend of natural and synthetic rubber

Strong internal frame is wrapped in a soft gellike skin

Material wicks sweat & dries really fast

For a classic look that never goes out of style this iconic silhouette is for perfect for regular young swimmers

Shockwave reverberation which can often be caused by running can also cause neck and back pain

Ultimate Performance Advanced Insole W/ 3D Base Layer Made with a blend ofUltimate Performance Advanced Insole With F3D The insole with F3D, 3mm Damper, is an advanced dampening foam insert, which dissipates up to 95% of the high frequency shockwaves generated with every step, especially on hard surfaces, like road, pavement and hard trails. Light and thin in design, these advanced insoles with F3D 3mm damper prevent harmful vibrations which have been associated with micro traumas of the soft tissue in the lower limbs and