Professional Recovery Therapy: Engineered by sports rehabilitation experts, RENUPRO leg sleeves use dynamic air compression to cover your feet, calves, knees, and thighs, delivering targeted pressure for optimal recovery. Renupro Leg Sleeves are available only available in Standard on Amazon. Standard size: 31" - 35" inseam. Maximum thigh circumference is 30". Bioengineering Design: Featuring biometric engineering, the overlapping air chambers replicate natural muscle contractions and valves, delivering precise treatment and promoting natural healing processes. Customizable Settings: Choose from 6 air compression zones, 6 strength levels, and 3 adjustable timers (15/20/25 minutes) via the newest intuitive control unit with true body name identifiers. The zipper design offers an easy, comfortable fit. Advanced Design: Featuring large airbag chambers, the system ensures comprehensive leg coverage. The high-capacity air pump allows for quick inflation and deflation easily. Smart Sensor Technology: The built-in innovative sensor system precisely controls pressure, automatically adjusting to different leg sizes for safe and effective therapy. Experience the future of recovery with RENUPRO Dynamic Air Compression Boots, trusted by top athletes and wellness enthusiasts for their bioengineered design and exceptional performance. 24 Months Worry Free Warranty and customer service. Renupro is a USA company committed to delivering high-quality products backed by a 2-year warranty and reliable customer support, ensuring a premium recovery experience. You deserve only the best quality! a Turning Point in Your Health! We are a family-owned business based in USA and we pride ourselves on providing only tested & premium products also amazing U.S.-based customer support for our community of hardworking Americans.