I opened it once to check, but it's unused. Set of 2 Size: S Color: Light Blue and Purple, 1 each Material: Polyester Thin and stretchy. Easy to put on with Velcro on the back. Adjustable neck with string. For pets who dislike Elizabethan collars For pets left alone at home For preventing licking due to skin conditions Although it's new, there are wrinkles. Please understand this before purchasing. Shipped via Yu-packet Mini in simple packaging.