YOU ARE BUYING A GOOD USED BOAT WINDSHIELD CAME OFF A 18' FOUR WINNS 1999 BOAT.SEE PICTURES YOU GET WHAT YOU SEE IN PICTURES MAKE SURE ITS WHAT YOU NEED SELLING AS IS NO RETURNS ROUGH FRONT GLASSS AND SIDE GLASS ARE ONE PIECE SIDES DONT COME APART FROM FRONT GLASS MEASUREMENT ARE DOOR 21 11/16 WIDE AND 27" TALL AND 77 13/16 WIDE ACROSS FRONT TOP SIDE TO SIDE AND 81 3/4 LONG ACROSS FRONT BOTTOM SIDE TO SIDE .REAR SIDE GLASS POINT TO REAR SIDE GLASS POINTIN BACK OF WINDSHIELD IS 91 1/2 ACROSS BACK AND SIDES ARE ABOUT 76 3/8 LONG ON BOTTOM SIDE OF GLASS AND A TOP SIDE OF GLASS IS 56 1/2" LONG ON SIDE GLASS