This Polynit 100% polyester no-run knit wipe is made from filament polyester and is knitted in a special stitch which reduces degradation of the wipe and subsequent particle generation. The Polynit Wipe is specifically designed for ISO Class 5 or cleaner environments and is exceptionally low in particles and extractable residue and has good sorptive capacity. Wipe is abrasion and chemical resistant. Ideal for general purpose cleaning, wiping down exterior surfaces of products, and cleaning interior surfaces of equipment. Dimensions: 12 x 12-Inch (30.5 x 30.5cm). Contec #: PN-1212.