Order # 48130301 Manufacturer# 114813 Brand Jobst Relief Manufacturer BSN Medical Application Compression Stockings Circumference Ankle 11-1/2 - 13 Inch, Calf 13-3/8 - 19-5/8 Inch Color Black Compression Rating 15-20 mmHg Material Nylon 80%, Spandex 20% Size Medium Style Knee-high Toe Style Closed Toe UNSPSC Code 42142802 User Female 3-D knit structure uses air-covered spandex yarn that is soft to touch and comfortable for all-day wear Reinforced heel is designed for long lasting wear