Compression is proven to improve blood flow, move faster, react quicker and use less energy. Targeted compression zones provide varying levels of support from moderate to extra firm. Help relieve pain & discomfort related to plantar fasciitis, with the Open Toe Plantar Compression Socks! They are perfect for achy leg and managing medical conditions like leg swelling, varicose veins, lymphoedema and leg ulcers. If you are traveling for 8 to 10 hours at a time, the Open Toe Plantar Compression Socks are ideal to prevent blood clots and medical consequences. Help soothe and revitalize your legs, giving you the pep back in your step! Highlights: Quick and convenient to wear Built-in zipper & adjustable Velcro make it super easy to put on Perfect compression sleeve for travel, sports, work, or home Open toe design Pinch-resistant zipper Size Guide: S/M: Ankle Circumference: 8½-10" Calf Circumference: Up to 16½" Length of stocking laying flat: 19 3/4" L/XL: Ankle Cir: 11½-13" Calf Cir: Up to 19" Length of stocking laying flat: 21"