Package: 1 pair / box.Size information: S/M=Shoe size 6-10 / EUR36-40; L/XL=Shoe size 11-14/ EUR41-44.Material: 80% nylon 20% spandex.Machine needle: 200.Features: Comfortable, breathable and flexible. Helps support muscles and relieves strain on knees, calf & foot.Care Instructions: Machine washable with cold water. Do not bleach. Do not iron. Do not dry clean.Warning: Do not use this product if you are diabetic, any inflammation or open wounds.Why you'll love them?1. Helps support muscle and relieve strain on knees, calf & foot.2. Holds calf & foot sely in place while exercising, sleeping or at work.3.Comfortable, breathable and flexible.