A Pickleball court is 200 linear ft.  Pickleball Central has a product called Court Line Tape - 200.  A single roll is 2 in. wide and will cover one full court.

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As an alternative, ATLPBA recommends green Frog Tape - Multisurface (66 yards by 1.88 inches wide).  One roll will cover one full court.

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See this diagram for court dimensions.