Bugalugs No Rinse Wrinkle shampoo is designed to clean wrinkles, skin folds, tear stains and tail pockets, preventing crust build up and odours. Their PH balanced, fragrance free, no rinse wrinkle shampoo is soothing, cleansing and hydrating. This pH balanced No Rinse itchy dog shampoo helps to clean & soothe itchy skin, wrinkles, skin folds, tear stains.