Birkenstock Air Cushion Full-Length Insoles Size:#46: Men's 13 For an equivalent product without

For an equivalent product without the ultra-thin profile

semi-rigid orthotic arch support insole for low to neutral arch types

The PowerStep Original works extremely well in tighter-fitting shoes due to its extremely low profile

Padding under the inside of the arch provides a cushioned & semi-flexible arch support

Sorbothane Energy Core Metatarsal Insert allows for high energy return and shock absorption

Birkenstock Air Cushion Full-Length Insoles Size:#46: Men's 13 For an equivalent product withoutOverview The Birkenstock Air Cushion Full Length Insoles offer heel to toe cushioning to help alleviate pressure and provide all over cushioned comfort. Designed based on footprints in sand, the insoles feature thinner cushioning under the heel and forefoot and thicker cushioning under the arch and metatarsals. Perfect for replacing your existing shoe insole with an insole that will provide more cushioning, or for adding additional cushioning on top