Feature:1. High Quality Design: Fine mesh, durable, light and thin, easy to clean and dry.2. Perfect Production: The thread is firm, not easy to loosen and fall off, the current is stable.3. Safe To Use: Conductive adhesive layer is not easy to cause irritation to skin, so it can be used with confidence.4. Powerful: Improve blood circulation, promote metabolism, eliminate fatigue, improve circulatory system, and help lose weight.5. Wide Range Of Application Scenarios: Fitness equipment, health massage, music instruments, sports trends, extreme challenges.Specification:Item Type: TENS Unit Replacement PadsMaterial: SpongeSize: Diameter: Approx. 50mm or 1.97inApplicable Machine: Interference Electrotherapy InstrumentApplicable Scenarios: Fitness equipment, health massage, music instruments, sports trends, extreme challengesScope Of Application: Suitable for auxiliary treatment of knee osteoarthritis, cervical spondylosis, lumbar disc herniation, lumbar muscle strain, sciatica, frozen shoulder, soft tissue sprains, etc..Package List:10 x TENS Unit Replacement Pads