Tena Harmonie Exam Table Underpads (350). TENA Harmonie Underpads are placed on exam table table paper or over bedding mattresses to prevent them from being stained or soiled due to urinary or fecal incontinence. These pads contain special polyethylene inner-core layer to quickly absorb and retain all liquids, fluids, and moisture to keep them away from the skin, cloth, and bed sheets. Ideal for the obgyn office or hospital setting. 17" x 24". 25/PK, 12PK/CS. Priced per pack. FREE Shipping!