4Pcs Yootones Trumpet Mouthpiece (3C 5C 7C) With Trumpet Mute Silencer Product Features Made of good metal,offer comfortable touch feeling,nice sound,wear-resistant for long-term use. The package includes 3 piece of trumpet mouthpiece (1x 7C, 1x 5C, 1x3C) and 1 pcs Trumpet Mute Silencer. The kit can meet the requirements of difference occasions and stages of learning of the performer. It would be a good gift chioce for freinds or children. Trumpet Mute Length:130mm;Inlet iameter:19mm;Outlet diameter: 61mm. Fit all type trumpets; this aluminum mute has a nice sound and does not distort pitch, you can enjoy your practice with this Trumpet mute and your family members, neighbours and pets will not be disturbed any more. 7C is suitable for trumpet beginners or children with small lips. After a period of exercise, 5C is more comfortable to choose. 3C is the best choice for professional trumpet players with strong muscles of the lips and durability. Size of 7C, 5C and 3C change from small to large,which is difficult to be distinguished by naked eyes. Including outer ring, inner cup, inner diameter and inner tube, precise design for each parts help to ensure trumpet mouthpiece works well. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!