Set of 16 square prewired Tens electrode pads. Highly reusable with patented connectors which can fit a range of 1.95mm to 2.15mm connection sizes which covers most Tens machines on the market with a wire connection. Presented in factory sealed plastic bags, CE marked and with expiry date. The plastic bag can be resealed and used to store the pads in between uses to help prevent them drying out. Tens pads are latex free and suitable for sensitive skin.