Super Nappy Eco dog hygiene mats are made of more than 80% of biodegradable material, with a honeycomb structure of vegetable origin and reinforced edges to ensure maximum absorption of liquids and odors. Biodegradable dog hygiene mats Dog sleepers are the perfect solution for educating your pet not to get dirty at home and do it with respect for the puppy and the environment. The product is available in two sizes, 57×54 cm and 84×57 cm and are sold in a convenient package of 14 mats.