1.AIR WEDGE PUMP FOR WINDOW AND DOORS INSTALLATION: Seven Air Wedge Pump is a useful tool for cabinet and window installation, hanging doors, auto repair, and leveling appliances. Safely handles full size installations with just a single installer. If you often work alone and it helps as a great extra set of hands. 2.WEARABLE & DURABLE POLYURETHANE RUBBER: Air bags are made of Commercial Grade Polyurethane Rubber material, double side TPU pouring design to higher abrasion performance. It can last a long time than others, save your money and time. 3.2 PCS AIR WEDGE BAGS & 3 PCS WEDGE TOOLS: 2 PCS Car Air Wedge Kit come with 3 Tools, durable and useful. 4.STRONG SUPPORT & EASILY INSERT: Our air wedge pump can lifts up 200ib-300ibs, Span gaps 3/32 to 2 inches. the smooth surface area makes the sliding in tight places is very helpful. It can easily insert into the tiny gap. 5.Easy tools using simple squeeze pump and precise bleeder valve helps you raise and lower to perfect alignments.