Bushnell 10x42mm H2O Binocular - Dark Blue Roof WP/FP Twist Up Eyecups10x42mm H2O Binocular Dark Blue Roof WP FP Twist Up Eyecups The incorporation of the IPX7 rating means these binoculars are ready to take on the nastiest conditions and the roughest elements. An all glass, fully multi coated optical system combined with BAK 4 Prisms enhances contrast, resolution, and light transmission. As well as updated ergonomics with non slip soft touch rubber and easy grip texture. to give a confident in hand feel. even with one