Specifications: Material: Non-woven fabric+Hardware buckle+carbon film+conducting resin.etc Size(1pc) apporx.: 7.5 * 4.5 * 0.2cm / 2.95 * 1.77 * 0.08inch Metal Point diameter: 3.5mmColor: White(as the picture show) Package includes: 12/24 Pairs snap electrodes pads(2pcs per bag)Main Features: 1.Self-adhesive and soft to the touch 2.Non-skin irritant 3.High quality pre-gelled electrodes patches 4.Universal Compatibility 5.Re-sealable seal packaging for longer storage life 6.Flexible for maximum charge delivery and comfort 7. 3.5mm snap connector is compatible with all TENS EMS devices using standard 3.5mm snap connectorNote: 1.Our premium pads should last for multiple uses, depending on care of the pads and condition of the skin. 2.Pad integrity is maintained and the life of the pads may be extended by cleaning the skin prior to use, cleaning the pads occasionally and storing them in their airtight package in a cool, clean container. 3.For maximum conductivity, it is recommended that you replace the self-stick electrodes as soon as the conductive gel begins to wear down. 4.Cleanse your skin before using electrode pads for better results. 5.The patch with repeated usage may be stained with sebum and sweat,and leads to the decrease of the adhesion.Sometimes,stimulation may be reduced or even disappear. 6. Please take off the power before you get the patch off your body. 7. the patches are better repeatedly used by only one person. 8. if the patches become dry and could not paste on your body, please stop using it. Detail Images