Thank you for viewing! This is a smartphone pouch made with cotton yarn♪ The shoulder strap is removable, so you can change it to one you already have. Size: Height: 18cm Width: 13cm Shoulder strap (including hardware): 113cm *This is a handmade item created by an amateur as a hobby. I make them carefully, but please understand that there may be slight imperfections. m(_ _)m *Also listed on other sites.