Interlock knit is composed by two 1+1 rib into interlock structure. The Light Weight Wipe is Standard weight with a soft textured surface for effective cleaning without scratching.the back is the same as the face side. This provides a slightly heavier basis weight and a more durable fabric.It is made with fabric knitted from filament polyester, it is extremely low in both particles and fibers, has good absorbency with solvents and is chemical resistant.