Upgrade durable materialOur air wedge is made of 840D (better than 420D) nylon material casted with double-sided TPU, which has higher wear resistance. Round corners, hard edges, smooth appearance, easy to insert to resist greater tension. In the process of use, it will not damage, wear and contact the object surface. Simple single hand operation Just use the squeeze pump to inflate. Quick and easy to use button type air valve, which can be precisely leveled by one hand. Suitable for 3/32 inch tight clearance. The 2-1/2 "wide cross seam capacity ensures versatility in work. If you often work alone, this can be used as an additional helper. Three sizes can meet various work needs, and the rated load ranges from 150 pounds to 500 pounds. Save time and energyOur air wedge pump is a useful tool for installing cabinets and leveling equipment. With just one installer, you can safely handle full size installations. If you often work alone, it will not