HIGH SCHOOL REGULATION - 39’ 6” wide at baseline and 21’ from the backboard to the top of the key. CONTINUOUS LINE STENCIL – The Pro Kit Stencil is an one of a kind stencil that has no breaks in the finished line. Thanks to our patented “bridge” that folds as you spray gives you a solid line every time! Spray time to Play time in less then 2 hours! (The Pro Kit is different than our Complete Easy court that has dashed lines) USE INVERTED STRIPING PAINT - We have tested many methods of painting lines with our stencils. The most effective method is using inverted striping paint. This paint works best on concrete and asphalt and can be purchased at any home improvement store. The Pro Kit Stencil includes a Goof Proof Spray Box which hold down the stencil and eliminates over spray. This stencil DOES NOT include striping paint. MADE IN USA WITH DURABLE CARDBOARD MATERIAL – We have been a manufacturer of Sports stencils in Southern California for almost 20 years. This tried and true method of stenciling with our pizza box type cardboard gives a clean, crisp line. If you have any questions regarding set up or any of our products please feel free to contact us EVERYTHING YOU NEED – Our Pro Kit comes with everything to make your backyard basketball court look like a professional court! We have thought of it all! Includes: “A1” & “A 2” (Key Straight Lines) , “B” Free Throw Line, “E1” (Top Key Arc) “E2” (Bottom Key Arc-dashed) “C& D” (Hash Marks), “F” (3 Point Line) “H” (Measuring Tool) Plumb Bob, Spray Box, Instructions and Roll of Masking Tape to tape down the stencils to your court. This Kit DOES NOT come with striping paint.