MasterVision Magnetic Dry Erase Tape Strips make building and maintaining your planning board easier. Simply write on these colorful strips then just move them around your planning board. Use different colors to categorize a group. Arrange data easily and quickly when changes become necessary. These white strips measure 7/8 x 6 inches and are ideal for other magnetic surfaces as well, such as file cabinets. Bi-silque, S.A., is a family-owned multi-national leading Visual Communication Products manufacturer, with headquarters in Esmoriz, Portugal. Founded in 1979 by the Vasconcelos family, Bi-silque started from a visionary business dream in a small garage. Now the company has more than 40 years of know-how in product development, manufacturing, distributing and customer support, and sells currently to over 80 countries in the 5 continents through its Bi-Office, Mastervision and ARCHYI. brands.