Vandoren Vandoren Synthetic Reed VK1 Traditional 45 Synthetic Reed Traditional Type for Tenor Saxophone Strength: 4.5 Synthetic reed VK1 for tenor saxophone, size 4.5, designed for durability. This item has only been opened and test-played. It is in beautiful condition. Features "VK Reed" is made of a new composite fiber created by Vandoren after 7 years of research. This fiber is not just a mere imitation of the cane structure. It reproduces the essential physical properties of cane to achieve the same acoustics as cane reeds. VK reeds and their materials are produced in Bormes-les-Mimosas, France, and are 100% recyclable. They are manufactured using a completely new material and method that has been granted international patents. - VK1 Traditional Type (7 strengths) Guarantees stable playability for classical saxophone players without compromising sound quality. It is resistant to environmental changes and is ideal for all classical styles, marching bands, and pit orchestras.