The SIMPLICITY easy Sewing Pattern #3960 offers a variety of no-sew accessories for pets in three sizes, making it perfect for adult and teen dog owners. The pattern includes a dog coat, oval and rectangular dog beds with sides, and a pet collar, all designed for dogs with lengths ranging from 8 to 45.5 inches. Made in the United States in the 2000s, this unisex pattern is ideal for pet enthusiasts looking to create cozy and stylish accessories for their furry friends.