Replacement Electrode Pads for Digital Massager Units and TENS Electronic Therapy Machines Variety Massage Pad Combo Great for Low Back Hip, thighs These are nice electrode pads that are durable and flexible and are excellent for applying on various areas of the back, hips, side of leg Included in this Combo are: 2 Xtra Large Square Pads, great for back application2 Long Strip Massage Pads (great for paraspinals, back ) Massage pads can also 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 Massage Pads are also compatible with massagers that use 3.5mm snap padsMassage Pads are reusable and come in resealable Ziploc Bag Includes: (2) Xtra Large/Wide Adhesive Pads (5"L x 3.5"W each) (2) Long Strip Electrode Measuring 12" long x 1.6 "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!