PRONATION - Fix legs that curve inward at the knee (Knock-Knee)
SUPINATION - Fix legs that curve outward at the knee (Bow Legs)
SIZE OPTIONS - Women's 8.5-11/Men's 7-13
Help stop back, ankle, knee & hip pain caused by incorrect walking. Simply place our comfortable corrective posture gel heel cushions into your shoes to help correct inward or outward rolling & provide proper alignment. Satisfaction GUARANTEED! (Women's 8 1/2-11; Men's 7-13)