FOS, short for Full of Smile, is a Japanese pet accessories collection created by MAG. for everyday life with dogs and cats. The brand brings a softer, more considered approach to familiar pet essentials, from portable water bottles and leashes to grooming tools and beds. Practical details come first: compact shapes, easy handling, durable materials, and designs that feel comfortable to use at home, on walks, or while traveling. With its clean forms and friendly spirit, FOS makes daily routines with pets a little easier, and a little more enjoyable.