Resistance to acids : Generally not good but under some conditions it is acceptable Alkalies : Generally not good but under some conditions it is acceptable. Sunlight : Average Insects : Silverfish damage all types of cellulosic fibers.

a. Construction details: 1. Stitch a piece of seam tape or twill tape along the front and back fold line or seamline to prevent stretching. 2. If the pocet is cut separately, stitch pocket pieces to front and back opening, right sides together. Press seam allowances toward pocket pieces.