Erect Prism: The erect prism in the gimbal system is constantly stabilized Compact and Lightweight: Fujifilm TS-X 1440 Techno Stabi Binoculars are compact and lightweight Bundle Includes: Fujifilm TS-X 1440 Techno Stabi Binoculars with Softcase with Electronic Gyro Sensor (Navy), Weatherproof Hard Case with Customizable Foam (10 x 9 x 7 Inch), Binocular Harness Strap, and Waterproof Floating Camera Strap (Yellow)