Think Tank Lens Drop Lens Case (Black) Fits standard telephoto zoom lenses with or without caps Wide-mouth opening for quick access with one-handed self closure Soft inner lining protects the lens, even with the lens cap (or back cap) removed Attaches to any Think Tank Photo belt or belt pack (sold separately) External Dimensions: 7.5" H x 5.4" Diameter (19.0 x 13.7 cm), Internal Dimensions: 7.0" H x 4.3" Diameter (17.8 x 10.9 cm), Weight: 0.4 lbs (0.2 kg)