SEAL TIGHT Mid Arm Protector Large Jobst ActiveWear 15 20 Knee Hi Ear Measurement is the most Aluminum band assists in Ear Measurement is the most accurate for body temperature measuring It works by securely clamping onto the angle iron of the bed frame with an 8 bracket and tightened by two four armed handles: No tools required * 4 adjustable feet on the floor provide unsurpassed stability and strength * Carpet cleats are included * Promote self esteem by enabling independent transfer * Minimize risk of injury to care provider * 8 mounting bracket for secure installation * 4 armed handle for easy tightening * Solid steel tubing for lasting durability * 4 easily accessible grasping points for convenient use * Attractive powder coat finish * Allows for normal bedding drape * Adjustable to fit most beds * 11 Wide frame for 1 or 2 handed use * No open spaces for potential injury * Large Upper Arm Circumference 15 22 * Protects against water penetration * Forms uniform watertight seal on the arm * Stretches easily over dressing or PICC Line dressing * Resists tearing * Returns to original size after each use * Measure circumference around upper arm