Jobst Relief 15 20 Knee Hi Black Large C T Diabetes Care Hydrocollator M4 Heating Element 1500W Color:Yellow Hydrocollator M4 Heating Element 1500W 120V Replacement Kit * Kit comes with Heating Element (2) Washers (2) Nuts & (2) Replacement Terminals if needed * Fits Model M4 Hydrocollator * Original Factory Replace Part * 1500W 120V 1 8 thick foam padding No chlorine bleach Quality and therapy at a moderate price Jobst Relief delivers compression therapy at an affordable price * Accurate gradient 15 20 compression therapy provides relief from tired aching legs and varicose veins * 3 D knit structure uses air covered spandex yarn that is soft to touch and comfortable for all day wear * Closed toe styles are designed with a roomy toe for additional wiggle room * This product is Latex free * Moderate Compression Level (15 20mmHg) Indication Guide: (1)Minor varicosities (2)Minor varicosities during pregnancy (3)Tired Aching Legs (4)Minor ankle leg and foot swelling (5)Post Sclerotherapy (6)Helps Prevent DVT * Fiber Content:80% Nylon 20% Spandex * Care Instructions:Hand or machine wash with warm water and mild soap or detergent