Compression Socks are designed with the merge of Micro Circulation Compression technologies. The graduated compression is designed to promote improved blood circulation & reduce swelling, also great to soothe aches and pains. These Socks also offer Vein Therapy which helps relieve symptoms of spider and varicose veins. The Compression Socks are anti-microbial and are designed to naturally remove unpleasant foot odors with a great breathable, wickable fabric to get rid of the issue. Size may be slightly inaccurate. If for any reason any of our product do not meet your expectations, return it within 30 days after receiving it and we will give you your money back. If for any reason any of our product do not meet your expectations, return it within 60 days after receiving it and we will give you your money back. ?