ValuTrode® Stimulating Electrode, 3 x 5 Inch, 1 Case of 20 Lamps Infrared 5L * Weight capacity 250 Undercast Padding 5L * Weight capacity 250 lbs Rail: 19 22 H x 15 W * No assembly required * Heavy duty steel with powder coat finish provides long lasting quality * Handle folds down for storage * Safety strap secures base to bed frame and mattress * Comfortable Handle foam grip handle * Closed Cell foam is easy to sanitize * Reversible fits on either side of bed * Reversible and Adjustable * Weight capacity: 300 Lbs * These reuseable electrodes are 3 x 5 inches ValuTrode electrodes are known for their durability and multiple applications to the skin