This semi-enclosed four-season universal litter mat for cats and dogs is a combination of warm and breathable pet litter mat, suitable for cats and dogs, whether it is spring, summer, autumn and winter, can provide a comfortable resting environment for pets. "This semi-enclosed pad, with its unique design and practical features, has become a well-received choice for pet owners. It uses soft and warm materials, and the internal filling is carefully selected to ensure both the warmth of the nest mat and the comfort of the pet. The semi-closed design of the nest mat can not only provide a certain privacy space for pets, but also maintain air circulation to avoid pets feeling stuffy. Portable design is easy for pet owners to carry, whether it is indoors to change positions or outdoor activities, can be easily handled. The versatility of the four seasons makes this pad warm in the cold winter and breathable in the hot summer, meeting the needs of pets in different seasons. The surface of the nest mat is made of easy-to-clean materials, which makes it easy for pet owners to keep the nest mat hygienic. Whether used as a resting place for pets, or as a place for pets to rest daily, this semi-enclosed four-season universal litter pad for cats and dogs is a warm companion to pets' life, allowing pets to enjoy the warmth and comfort of home in every season."