Loving Comfort Fashion Knee High Sheer Support Stockings are a graduated compression stocking that has been proven effective in the prevention and treatment of venous disorders. The compression of the knee-high stocking is greatest at the ankle and decreases as it moves up the leg. Graduated Compression helps to improve circulation and valve functioning. So, if you have tired and aching legs, swollen legs, minor fatigue, or minor heaviness try Loving Comfort Fashion Knee-High Support Sheer Stockings. Sizes available are: Small (Ankle 6 1/2 inch - 7 1/4 inch, Calf 11 inch - 13 1/2 inch, Length to 16 inches), Medium(Ankle 7 1/2 inch to 9 inch, Calf 13 inch to 15 1/2 inch, Length to 17 inches), Large (Ankle 9 1/4 inch to 10 3/4 inch, Calf 15 inch to 17 1/2 inch, Length to 18 inches), and X-Large (Ankle 11 inch to 12 1/2 inch, Calf 17 inch to 19 1/2 inch, Length to 19 inches), with three compression sizes of Mild Compression – 8-15, Moderate Compression – 15-20, and Firm Compression – 20-30. Colors: Beige and Black. Wash gently with mild soap or detergent in lukewarm or cold water. Do not wring or twist. Rinse until water is clear. Roll in towel to remove excess moisture. Dry away from heat and sunlight. Made in the USA. * Graduated Compression Knee-High Support Stockings * Colors: Beige or Black * Compression Ratings: Mild 8-15, Moderate 15-20, or Firm 20-30 * Sizes available are: Small (Ankle 6 1/2 inch - 7 1/4 inch, Calf 11 inch - 13 1/2 inch, Length to 16 inches), Medium(Ankle 7 1/2 inch to 9 inch, Calf 13 inch to 15 1/2 inch, Length to 17 inches), Large (Ankle 9 1/4 inch to 10 3/4 inch, Calf 15 inch to 17 1/2 inch, Length to 18 inches), and X-Large (Ankle 11 inch to 12 1/2 inch, Calf 17 inch to 19 1/2 inch, Length to 19 inches) * Material: 80% Nylon / 20% DuPont LYCRA Spandex