Fancy Batty Girl with Purple Bottom Dog Diapers Panties Britches Nappies are designed with 100% cotton fabric. Suspenders are optional and should be ordered on the Suspender page. Machine wash gentle, hang to dry, 100% cotton fabric with Velcro closure for generous adjustability. Please let us know how we can customize a dog diaper to meet the needs of your pet. Quick ship diapers come "as is" as they are already made. 3 week shipping dog diapers offer a larger selection of fabrics.