• The heel strength with Poron impact absorber relieves heel pain and plantar fasciitis C • 3.5 cm cork arch support orthopedic insole absorbs impact with every step during training/walking, distributes foot pressure evenly, and reduces fatigue. Prevents scoliosis and fascia pain caused by overactive feet. • No need to insert old insoles directly with the heel inward. If they are thin, it feels better and there is more space in the shoe. Orthopedic insoles usually take 2 to 7 days to adjust, again and again, day after day. • With velvet fabric, non-slip, breathable, and sweat-absorbent, keeps the foot dry all day. B: Natural cork sheet for the foot arch, provides good support and relieves foot pressure caused by arch problems. • Hard EVA foam groove design, non-slip and wear-resistant. • Middle layer of memory foam improves breathability and rebound, relieves foot discomfort during long walks.