Listen to Hilos De Unión online. Hilos De Unión is an Instrumental language song and is sung by Sonidos de Refugio, Reiki para animales and Musicoterapia con mascotas. Hilos De Unión, from the album Armonía En Casa: Música De Guitarra Para Mascotas, was released in the year 2025. The duration of the song is 2:47. Download Instrumental songs online from JioSaavn.