High quality materials - Our installation air cushion is made of high-quality rubber and adopts a double-sided TPU casting design, which has higher pressure resistance and wear resistance. Save costs while ensuring safety.Approximately 0.2 centimeters thick. Due to its low thickness and built-in cardboard, air wedges can easily be inserted into small gaps, providing more possibilities for use. The emptied volume is smaller, making storage easier.Ready to use: Easy to use air pump mounting buffer with simple pressure pump and precise discharge valve. It is suitable for installing windows, doors, and cabinets, and can be raised and lowered to achieve perfect alignment. It can also be used in automobiles, household appliances, furniture, air conditioning, pipelines, fireplaces, beams, and so on.Labor saving - only one fitter is required to install doors and windows safely and independently, accurately adjusting the position, thereby saving time and labor costs. Each air cushion can lift up to 200 kilograms.Double density pressed edges - due to dual sealing, cushioning ensures airtightness. There is no air leakage that may cause interference during the working process. Attention: Do not inflate too much air during operation.