Includes two pairs (smaller and larger) to fit everyone. Smaller pair: U.S. women sizes 4.5-7.5 / men sizes 4-7. Larger pair: U.S. women sizes 8-11 / men sizes 7.5-12. Size 12+ available upon request. If you fit initially in the smaller pair, use the larger one later for a bigger stretch. Beautiful, bamboo box included Fast Pain Relief: from hammertoe, bunions, overlapping toes, and painful feet. Awesome Toes! naturally stretch your feet. Loved by anyone who wears high-heeled shoes, work boots, or spends all day standing. Podiatrist Recommended Corrective Spacers: developed by yoga teacher, and endorsed by medical doctors and podiatrists for self-care.