Founded in 1971, Swimline Corporation is one of the largest, family-owned companies worldwide that manufactures swimming pool liners. It also imports inground and aboveground swimming pool covers and accessories. In addition, the company offers test kits, toys, games and poll maintenance parts. Swimline Corporation also provides underwater diving items, including masks, goggles, snorkels and fins. It offers an online product catalog for floating loungers, swimming gears and inflatables. The company also provides pool covers in round, oval and rectangular shapes. Swimline Corporation operates various manufacturing and warehousing facilities in the United States. It also provides 24-hour customer services. Located in Edgewood, N.Y., Swimline Corporation owns and operates International Leisure Products, which provides various swimming pool accessories and products.