Key features gel based hypoallergenic and latex free can be reused up to 30 times r r self adhesive reusable and easy to applyreposition r r flexible and long lasting 50mm x 50mm r r universal connectors compatible with most tens ems and ift units 2mm round pin connection r r 3 packs of 4 square electrode pads with resealable packet to retain freshness 12 electrode pads in total r r r r r r tenscare have researched and tested multitudes of pads to find the best available and contin