Energize your step and recover quickly in the sock that started it all! The Circulator is the most beloved moderate (15-20 mmHg) graduated compression sock, with a timeless yet modern stripe design. A nod to the style's four zones of compression. Featuring an ultra-light cushion sole, arch support, and seamless toe closure. Always made in the USA from American grown wool and rayon from bamboo. | Sockwell Circulator Knee High Graduated Compression Socks in Black | Size Medium/Large