Oboz's trim-to-fit anatomically-designed aftermarket insole maximizes stability and support with a medium arch and a deep heel cup. Dual-density EVA throughout provides both cushioning and durability, and Poron(R) Comfort urethane pods under the metatarsals and heels add extra protection to high-strike zones.. . Medium and high-density EVA. High-density EVA sculpted arch - Superior arch support with the goal of placing the foot in a neutral position.. High-density EVA deep heel cup - Maximizes stability and support while improving natural cushioning.. Poron(R) Performance pods - Poron(R) Comfort provides superior shock absorption and rebound.. Medium-density EVA throughout - Unmatched underfoot support without loss of cushioning.. Moisture-wicking comfort top layer - Antimicrobial odor control with adaptable soft foam underlay.. Weighs 1.6 oz. / 45 g. Insole sizing: . . XXS: W's US shoe size 5.5 - 6.5 . XS: W's US shoe size 7 - 8 . S: W's US shoe size 8.5 - 9.5 / M's US shoe sizes 7 - 8 . M: W's US shoe size 10 - 11 / M's US shoe sizes 8.5 - 9.5 . L: W's US shoe size 11.5 - 12.5 / M's US shoe sizes 10 - 11 . XL: M's US shoe sizes 11.5 - 12.5 . XXL: M's US shoe sizes 13 - 14. . Imported.