The D'Luca Gold Lacquer 750 Series Tenor Slide Trombone meets and exceeds school standards providing great intonation, comfort, and mechanical reliability. This beginner-intermediate tenor slide trombone is in the key of Bb; it features Gold Brass body, 7.99-inch bell and a 0.50 inch bore which will provide the perfect amount of resistance required to produce a bright and powerful tone, its excellent slide action allows for smooth note changes in all registers. Each D’Luca trombone is quality inspected in Los Angeles distribution center to ensure that their high quality standards are met. From studio to marching band, anywhere you play it, you will be pleasantly surprised with the D'Luca 750 Series tenor trombone. This trombone includes a Professional Lightweight Canvas Case for protection and easy transportation, Swab, D’Luca Full Set Cleaning Kit that includes Slide Oil, Polishing Cloth, Trombone Snake, Mouthpiece Brush, Tuning Slide Grease, Spit Corks, Use & Care Instructions to keep your trombone clean and extend its life; Buy with confidence, this trombone includes 1 Year D’Luca Limited Manufacturer Warranty.