Features: 1) Quadrate soft box size: 45 x 45, 60 x 60, 60 x 90, 90 x 90, 70 x 100, 70 x 140, 80 x 80, 80 x 100, 80 x 120 2) Octagon soft box size: 95, 120, 150mm 3) Speed ring: Aluninum universal (two models), plastic universal, bowens fitting, elinchrome fitting available Inner packing: PP bag+ carry bag Outer packing: 10pcs/ctn