These Handy Binoculars Are In Black Rubber Coat, Stylish Enough To Go Anywhere. The Rubber Coat Gives A Better Grip. Ruby Optics Allow For Visibility In Low-light And Bright-light Settings. 10x 25mm Optics. Includes A Neck Strap, And A 4"x4" Lens Cleaning Cloth. Strong 10x power magnification for viewing all that nature has to offer - animals, plants, trees! 25 mm ruby lenses which help cut the glare when light comes through the lens Focus slider located in middle - instructions provided for focusing and sharpening image Rubber coating on binocular for sturdy construction; professional appearance These are the lightest & smallest binocular option for backpacking - great for kids!