1)Strong compressive resistance.
2)Wonderful workmanship.
3)Velcro Neck Straps & Padded Neck Restraint.
4)Compartment room for Rosin & Accessories. Buckle for Secure Closure
5)Weight: about 2.8kg
6)The shoulder straps designed for comfort, according to the structure of the human body
7) Upgraded backpack with music sheet bag , button detachable design
8)4pcs bow holders