3D Foot Mask Disposable Foot Socks 1. GMP factory 2. ISO 22716:2007, SGS, FDA certificate 3. most effective, provide OEM serv GMP Facial 3D foot mask Disposable Foot Socks for skin care nonwoven socks 3D socks Feature: Unlike common foot mask, this one adopts ... in use, the essence of the foot mask is fastened well and acts evenly on the foot skin, which facilitates free walking and normal ...