4PCS Pump Air Wedge Features:
1. It is ultrathin can be used in the tiny gap. it can even bear the pressure of 3 tons.
2. Inflatable air wedge replaces the need for wooden shims and plastic wedges in window, door and cabinet installations.
3. Air wedge doesn’t leave marks.
4. Inflatable air cushion made of fiber reinforced material that is durable yet non-marking.
5. Rapid inflation and deflation.
Notice: Don’t inflate excessively when operate.after being proped up, let the air out, then put the triangle block.