16 Quantity 2"X2" SQUARE REPLACEMENT ELECTRODE MASSAGE PADS FOR INTENSITY 10, for Accurelief ACRL-2000 ACRL-3000 ACRL-5500 COMPEX MODELS THAT USE 2MM PIN ELECTRODES, AND ALSO COMPATIBLE WITH LG TECH SERIES, TENS 3000 AND TENS 7000 These are nice fabric good quality electrode pads that are durable and flexible and are excellent for applying around joints such as wrists or elbows. These pads can be used for areas of the body that are flat, like back or thighs. They are great quality and come with a thick layer of non-irritating conductive gel that adheres well to your skin, but leaves no sticky residue when the electrodes are removed. Electrodes are Reusable They wipe clean with a damp cloth. The Measurements are: 5 cm by 5 cm or about 2" by 2". Pin diameter is 2 mm. Includes 16 Pads (8 sets). Each set (2 pads) is packaged in a resealable storage bag. Thank you and have a wonderful day!