Full Length Support - Our ProTech Classic orthotic insoles support pronation which can cause plantar fasciitis, arch & heel pain and heel spurs. The full length style & low profile design provides arch support & all around comfort. Same Support, Different Style - These orthotic insoles offer the same support and heel cushioning as our ProTech full length style, but in an ultra-thin design. Easily Improve Your Arches - ProTech Classic full length insoles support neutral arches with a semi-rigid arch support shell and deep heel pain cradle for increased comfort, stability and support. ShockAbsorb Technology - The orthotic insoles contain a premium shock absorbing cushion for heel pain, providing bounce back with each step, reducing stress on feet, ankle, joints & tendons.