#16 Small: Women's 4.5-8.5 or Men's 5-6, Medium: Women's 9 to 12 or Men's 6.5 to 8.5, Large: Women's 13 or Men's 9 and up
To relieve discomfort connected with heel spurs, plantar fascitis, knee and back pain. Guaranteed maximum shock absorption and dissipation. Recommended for treatment of injuries and as preventative medicine. It improves the comfort of all walking, dancing, and running footwear. The pleasant fragrance helps control odors. Long life; does not harden.