Whats New in Foam Masters Version 3.0 Upgraded Premium Memory Foam. Earwax Filter Added. New NanoWeb Ultra-thin Membrane coats each Foam Tip to improve hold in ear, sweat resistance, and drastically improves durability. Adapter brackets are now installed onto the memory foam and guarantees a perfect fit onto the AirPods Pro. PREMIUM MEMORY FOAMForms very comfortably to your individual ear shape. Guaranteed to stop the ear hurting pain caused by silicone tips or well gladly refund your money SUPERIOR FITMENTStays in your ears during your most intense exercises. IMPROVED SOUND QUALITYIncreases Bass Response without sacrificing clarity. PERFECT DESIGNPerfectly sized to fit into the charging case without the need of compressing or tucking in the foam. This maximizes Convenience and you will get the satisfying Snap every time you close the lid. Incorrectly sized tips result in damage to the Foam Tips caused by the case lid clamping onto the foam. About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact us During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shopping Thanks for your cooperation and well make you feel satisfied.