Firm Surg Weight Stkngs X Lge 20 30mmHg Thigh StayUp Top CT Jobst ActiveWear 15 20 Knee Hi Adjustable front locking mechanism tightens MSHQ MENM375 Adjustable front locking mechanism tightens easily with one hand and fits most toilets Brass components in high pressure areas and relief valve zones * 20 micron sintered bronze inlet filter * FDA recommended viton and brass seal washers * All flows tested to accuracy within + 15% tolerances * Meets ASTM G175 03 promoted ignition tests * Ergonomic t handle for easy tightening * Inlet pressure: 200 3000 PSI * Outlet pressure: 50PSI * 100% quality QC tested in the USA Blue Jay Brand * Beige * Ladies Sheer Firm Support * Thigh Length w stay up lace top * 20 30 mmHg * Physician recommended relieves tired aching and swollen legs mild varicosities and edema * Effective as post sclerotherapy treatment * Fashionable sheer appearance for work or leisure * Two way stretch design provides extra comfort * Stay up lace top * Reciprocated heel and toe * Graduated compression helps shape up legs * Fiber content: Nylon (80%) & Spandex (20%) *