Elastic,Nylon,Polyester The product is pressurized and runs small; we recommend ordering one size up.20-30 Firm Strength Graded Compression: thigh high men's compression socks for men are largest at the ankle and gradually decrease from the leg up; It helps reduce and prevent swelling in the wearer, maintaining active circulation and leg health helps legs relax when walking, working, and being sedentary What's Included in the Package: you will receive 2 pairs of thigh high socks in black, allowing you to wear and replace them, or you can share the other one to your friend or father; Please check the exact size in the size chart, the right size fits most men and is long enough to cover the knee Proper Size Fits Most: over the knee compression socks for men are designed into XL size, long enough to cover your knees, keeping your legs warm, fitting most men of different body sizes; Please note this before purchasing them Stretchy and Comfortable: men's compression socks with nice elasticity, suitable for most men; Silicone grip design, not easy to slip when wearing helps socks stay in place; Closed toe style design, toe space, will not discomfort your toes, comfortable to wear Clear heel pockets enhance the fit Applicable Occasions: the package contains 2 pairs of over knee men's dress socks in classic Color, showing your own style our men's compression socks can be widely applied, such as conferences, wedding parties, birthday parties, friends gatherings, dance parties, working, doing sports and so forth Features: Showing your love: It is an ideal choice for you to send these men's sports compression socks as gifts to your father, boyfriend, neighbors, colleagues, uncles and more on Thanksgiving Day and birthdays. Simple to take along: Compression stockings for men can be stored in your suitcase when you are on vacation or business trips, portable and handy. Specifications: Main material: polyester, nylon Color: black Size: as shown Total: 2 pairs Package includes: 2 Pairs compression stockings for men Notes: Remind: before purchasing the product, you need to check the size according to your needs. If you do not choose the correct size and adopt the wrong wearing method, you will feel hard to wear, please be careful. Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.