Ck magma contractor s organiser ck magma ma2600 the c k magma contractor s organiser is made from durable 600 denier polyester and rubberised pvc material it has a strong all round zip to protect the contents and extra slide in pockets for organising paper work and documents a 4 ring binder mechanism for loose sheets and a pocket for an a4 portrait pad along with pockets for business cards and a dual pen holder make this a must for the well organised technician ck tools ma2600 ma