Simple Solution Diaper Liners are for use with Simple Solution Washable Diapers and Washable Male Wraps. The Disposable Diaper Liners offer extra absorption when needed for occasions of seasonal flow and urination. Pad attaches to the appropriate place on the Diaper Garment. For use during light seasonal flow. For pets with incontinence or heavy seasonal flow, use Heavy Absorbency Diaper Liners. Shipping weight: 1/4 lb.