GL CASE Tuned by Brasspire is an original specification that has been improved to increase versatility and hold instruments more safely, utilizing the experience and know-how that MAC Corporation has gained from manufacturing its own products. The material used is polycarbonate, which is lightweight and durable, and has better heat and impact resistance than ABS resin. This all-in-one, multi-functional case can be worn in 3 ways (shoulder or backpack style) and can store everything from small items to sheet music. ●PC (Polycarbonate) Exterior The exterior is made of lightweight and durable polycarbonate ●PLight-Reflection Line Equipped with a reflector line that reflects light for increased safety Waterproof Zipper Waterproof zipper to prevent rain from entering ●PAluminum Zinc Alloy Handle Aluminum-zinc alloy handle ●PLight-Reflection plate and Logo hologram Reflective material is also used for the strap ●Genuine Leather Handle Durable genuine leather steering wheel (not available on GLK-CL) ●PGenuine Leather Logo plate The logo plate is also made of genuine leather Attachable Front Pocket The front pocket is convenient for storing small items and can be removed (screw fastened). Attachable Back Pocket The back pocket is also removable (Velcro). Non-slip Shoulder Strap Backpack straps can also be used as shoulder straps ●PStrap Ring The carabiner at the bottom of the case is equipped with a scratch-resistant cover for added durability. GLK-TRU(S) Trumpet Hard Case Color: Gray Finish: Brushed Polycarbonate Material: Waterproof Zipper Weight: Case only: Approx. 1.7 kg Fully equipped: Approx. 2.5 kg Size: approx. 56 x 22 x 16 cm Compatible bell size: 136 cm (fits up to large bells)