Colorful Dog Diapers Panties Britches Nappies (all the same) are designed with 100% cotton fabrics.  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.  Custom dog diapers offer a larger selection of fabrics and we will customize as needed at no extra charge.