Replacement Electrode Pads for Digital Massager Units and TENS Electronic Therapy Machines These are nice 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 4 pack of Aurawave Perfect T.E.N.S. by Tony Little Adhesive Pads are compatible for use with the Aurawave Perfect T.E.N.S. unit by Tony Little. They are also compatible with massagers that use 3.5mm snap padsThe reusable electrodes are to be used between a person's skin and the electrical stimulator. Simply moisten the adhesive gel with water to reactivate stickiness on the pads. • Pads are made of hydrogel Includes: • (2) Large/Wide Adhesive Pads (3.8"L x 2.8"W each) • (2) Long Adhesive Pads (3.5"L x 2"W each)Includes 4 Pads (2 sets). Each set (2 pads) are packaged in a resealable storage bag. + **AS AN ADDED BONUS*** => A SET OF 2 SMALL OVAL ELECTRODES 1.6" x 1.3"WILL BE INCLUDED WITH YOUR ORDER as pictured above :) These high-quality pads are compatible with the following machines in addition to others that use pads with the 3.5 mm snap-on connectors: EliKing PCH IQ Massager-ALL Models Irest iSmart Magic Massage Magic Masseuse MassagePod Palm Echo Therapulse Massageo Tony Little Pinook Massage Mouse XP Smart Relief And all other units that have the standard 3.5mm electrode snap Feel free to message me if you have questions on compatibility. Thank you and have a wonderful day!