4 Pcs Clips – Heavy-duty clips hold the screen tightly to the frame for easy and secure screen repair or replacement. 3-in-1 Screen Roller Tool – Y-shaped tool with dual rollers for inserting spline and screen, plus a built-in spline remover for fast window screen installation. 33ft Screen Spline – Most commonly used 0.15in diameter(4mm) spline, soft and flexible for easy window screen installation. Long enough for multiple uses(33ft). Easy DIY Repair Guide – Includes step-by-step instructions with our own tips to help anyone replace a window screen with confidence. Screen Cutter Tool – Handy cutter makes it easy to trim excess screen after installation for a clean, professional finish. The COBWEB Window Screen Repair Kit includes everything you need to replace your window screen with ease. It comes with four strong holding clips, a generous length of spline, a roller tool for inserting the screen and spline into the frame, a utility knife for trimming the excess screen, and an easy-to-follow instruction manual featuring our unique tips for a smooth installation.