WillHealth 12 Piece Electrode Pads Tens Electrodes Snap on 3.5mm for TENS/EMS Digital Therapy Machine Muscle Stimulator Pain Relief Massager - 8x 2" Square + 4x 2" x 4" Rectangular Massage Pads<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Soft Comfortable Snap Electrodes - White foam backing with black carbon conductor and premium gel adhesive</li><li>Non Irritating to Skin， Flexible ， latex-free for long lasting using with proper care</li><li>Compatible With Most TENS Machines /EMS Unit Muscle Stimulators that had Snap on 3.5mm Connectors</li><li>6 Pairs of TENS Replacement Self-adhesive Electrode Pads， 4- 2"*4" Xlarge Rectangular Pads， 8 - 2" Square Pads ， total of 12 pads</li><li>DOES NOT FIT OMRON! Used on clean and flat areas，no sweat，no oil</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51w-91s3-KL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51pSiKu6j5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ERSD4SMeL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51xBRU8cbHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PFnXofHlL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51ZNrszDpAL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/418ePcxNj%2BL.jpg" noproxy>