Things To Buy › Cambridge, Mass Magnet Set Image 1 of 1 Cambridge, Mass Magnet Set $20.00 It's a map-magnet-puzzle. Is that a thing? It is now! The magnet measures 13" x 6". They're 30 mil, so they're sturdy little guys - flexible, but heavy duty.The Cambridge magnet fits with the Somerville magnet - sold separately. Quantity: Add To Cart Added! It's a map-magnet-puzzle. Is that a thing? It is now! The magnet measures 13" x 6". They're 30 mil, so they're sturdy little guys - flexible, but heavy duty.The Cambridge magnet fits with the Somerville magnet - sold separately.
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