Air compression leg massager suppliers range from direct-to-consumer brands like FIT KING, Therabody, and Nekteck, available on sites like Amazon and Best Buy, to manufacturers like Xiamen Weiyou that offer professional/medical-grade devices, focusing on circulation, recovery, and lymphedema relief with features like customizable intensity, heat, and cordless operation. Key suppliers include brands found at major retailers (Amazon, Best Buy) and specialized manufacturers for home or medical use.