- Size: One size • Insoles designed to provide high-strength support, ideal for men and women weighing over 210 pounds. • They offer excellent high arch support and anti-vibration technology to relieve foot and leg fatigue. • Help reduce lower limb pain by distributing weight and reducing impact with each step. • Provide rigid arch support to relieve pressure and pain caused by flat feet and plantar fasciitis. • The better fit design disperses plantar pressure and stabilizes the midfoot, maximizing cushioning. • Include a poron heel pad for excellent shock absorption and pain relief. • Usage recommendation: start with 2-3 hours a day and gradually increase the usage time.