The Double Braid Poly 3.5mm tennis net features 7 rows at the top and lasts in extreme climates. This net comes with 2.5” white UV treated Vinyl headband with 4 rows of polyester stitching (vinyl coating & stitching is treated with UV and midew inhibitors) Sides and bottom are trimmed with black tape. It is made with a vinyl covered 6mm steel cable. Side sticks are ½” thick fiberglass to prevent bending and warping. You can depend on our superb quality with 5 year warranty.