Check the listing for details. D'Addario Prelude J810 4/4 Scale Medium Tension Violin Strings. Condition: New. Listed at 19.99 USD. D'Addario Prelude J810 4/4 Scale Medium Tension Violin Strings Prelude strings are the educator’s preferred choice for student strings due to their unique blend of warm tone, durability, and value. Prelude strings have the warmest sound available in an affordable, solid steel core string design. Unaffected by temperature and humidity changes, they have excellent bow response. PRODUCT FEATURESConstruction: Ball-endCore Material: Solid Steel CoreWorld's best-selling steel core stringEngineered for unparalleled longevity and durabilityBalanced tension for a comfortable feelGreat for classical, fiddle, jazz, and alternative stylesAll D'Addario strings are designed, engineered, and manufactured in the USA Return Policy: Our return policy is 30 days from date of purchase, buyer pays return shipping in cases involving fully functional products returned for reasons resembling general dislike of the product, or no longer needing the product. In such a scenario there may or may not be a restocking fee. In the unfortunate event that a buyer has recieved a malfuctioning or broken product, we will replace the item or refund the buyer and provide a pre-paid return label in most cases. Feedback: If, for any reason, you have had a less-than-stellar experience purchasing from us, PLEASE CONTACT US PRIOR TO LEAVING NEGATIVE OR NEUTRAL FEEDBACK. Customer satisfaction and the resulting feedback is of upmost importance to us, and we will do everything we can to remedy the situation for you.