Fits zoom lenses, such as the 14 24mm f/2.8, 24 70mm f/4, with the lens hood attached in the reversed position Rotate or lock components on a belt Wide mouth opening for quick one handed access Attaches to any Think Tank Photo Modular belt or belt pack (sold separately) External Dimensions: 7.2 " H x 4.5 Diameter (18.3 x 11.4 cm), Internal Dimensions: 7.0 " H x 4.0 " Diameter (17.78 x 10.0 cm), Weight: 0.3 lbs (0.1kg)