Description: Flexible lighting adjustment, with removable three-blade , easy to carry, has excellent light blocking effect. The matte box can be adjusted up and down high Degree, for different sized camera And lens. According to international standard, it can add diameter 15mm (central distance 60mm) rail with more flexible combinations. Support the largest lens diameter 85mm. Suit for all SLR cameras and home DV camera. Specification: Material: plastic Size: diameter 85mm Package Includes: 1 PiecexMatte Box