Protec Tenor Trombone Contoured PRO PAC Case - Black, Model PB306CT Fits most F-attachment tenor trombone makes and models, accommodates bells up to 9.5" (24.13cm), and fits even the largest of valves including Thayer valves Compact shock absorbing wood frame, weather-resistant 1680 ballistic nylon exterior with reinforced zig-zag stitching, high quality metal hardware and stitching, long lasting custom molded zippers, dual-corded handle design with comfortable padded handle wrap Soft non-abrasive blue velvet lining, instrument secure strap secure by hook and loop closure, slide storage with padded slide cover, large accessory storage zippered compartment, &amp; includes padded mouthpiece pouch with hook and loop closure Large exterior pocket with built-in organizer for small accessories, QuickLock allows you to securely shut an empty case without zippering, rubber runners protect corners and zipper tape from impacts, durable molded rubber feet Includes thickly padded adjustable shoulder strap with grip surface &amp; strong metal hardware, luggage ID tag, and backpackable with optional backpack strap (Protec sku: BPSTRAP, Amazon ASIN: B0002KX5E6)