Your Dry Erase Experts Est. 1987

OptiMA® Handheld Line Graph Whiteboards

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Over 30 Years in Business
Woman Owned Small Business
US Manufacturer
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Handheld Line Graph Dry Erase Boards
Handheld Line Graph Dry Erase BoardsHandheld Line Graph Dry Erase BoardsHandheld Line Graph Dry Erase Boards

OptiMA® 9" x 12" & 11" x 17" double-sided, handheld line graph boards with a printed graph on one side of the board and a white Melamine dry erase writing surface on the reverse side. The grid pattern has bold axis lines with a ghosted gray grid pattern with a slightly bolder line every 5 rows and every 5 columns. These boards are great for teaching line graphs and bar charts. The boards are 1/8" thick and available in the standard 9" x 12" or in an extra-large 11" x 17" board. The boards have rounded bullnose edges for the comfort and safety of the user. Normal lead-time is about 3-5 working days to ship from the factory in Massachusetts. We accept school purchase orders.Tip: It is not recommended to clean these boards with anything containing ammonia which is found in most glass cleaners.
It is not recommended to use damp / wet-erase markers with these boards. If it is necessary to use wet-erase markers, erase clean with a damp cloth within 24 hours.

SizeShipping MethodShipping
Sale Price
GR-LB-LGB-DS9" x 12"UPS0.5 lbs$8.46
GR-LB-LG-LGB11" x 17"UPS0.95 lbs$14.41

  • Select from one of two board sizes available
  • 9" x 12" - Ships UPS | 15 Rows/20 Columns
  • 12" x 18" - Ships UPS | 20 Rows/30 Columns
  • Lines are spaced 1/2" apart both horizontally.
  • Bold lines appear every 5 rows or columns.
  • Print on one side / Plain white dry erase writing surface on the reverse side
  • Print is covered with our exclusive clear dry erase writing surface
  • Lead time: Approximately 3-5 business days.
  • Ships from: Our factory in Massachusetts.
    Other Specifications:
  • Medium density fiberboard material used is over 95% recycled materials
  • Rounded corners for added safety
  • Smooth Bull-nosed edges
  • No Sharp Edges
  • Lead-free
  • Printed with eco-solvent inks
  • Printed surface will not peel off or flake
  • Clear coating will not peel off without excessive effort
  • With proper care, clear coating should last for years of use
  • Made in the U.S.A.
  • Expo or other Bristle type erasers may permanently damage the writing surface.
  • Rough Brown or White hand towels may scratch the writing surface.
  • Do not use any cleaning chemicals which contain ammonia. Most glass cleaner contain ammonia.
  • Do not use any type of scrubbing sponges or other abrasive to clean the boards.
  • We strongly recommend using facial tissue or our Opti-Wipe™ washable micro-fiber cleaning cloths
  • For best results use a quality dry erase marker and wipe each board clean before storage
  • School Purchase Orders Accepted
Review Summary
1 Reviews
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100% Recommend this product (1 of 1 responses)
Kansas City MO area
February 2, 2021
This board has graph lines on one side and plain white on the other side. Very versatile and exactly what I wanted.

Questions. and Answers about this product

WARNING: This product can expose you to chemicals including Formaldehyde (gas) and Wood dust which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov www.P65Warnings.ca.gov


To our valued customers,

We apologize for the inconvenience, but our website is currently down for scheduled maintenance. If you would like to place an order, please call our sales team at 866-366-1500 and they will be happy to assist you. Thank you for your patience and understanding. .

As always, we look forward to serving you. If you have any questions, please feel free to contact us at info@mywhiteboards.com or 866-366-1500.