1" x 1" (3 cm x 3 cm ) 3 Electrodes/perforated strip 50 Strips per case Availability: Usually ships the next business day. EMG Retrainer Electrodes ELEC-42140Retail price: $100.00Sale price: $97.50 BiofeedbackZone.com is powered by Web Ideas International Inc., 4335 Pheasant Ridge Drive NE, Suite 224-110, Blaine MN 55449. E-mail: support@biofeedbackzone.com Tel: (651)494-3977 Fax: (484) 952-1227