Sturdy This 10x25 telescopes be PVC which be comfortable to the hand, and almost reach to living grade. Easy to Use: You rotate the adjustable eye cup until you see the observation The monocular come with raised on the body to give it good grip. Small and Pocket: Only 4.4 inch long, you can put it in your pocket easily, or attaching to your belt or bag. Can steadily hold the telescopes in your hand to see distant views. Wide Viewing Wide field of view 101m/1000m, it will show you clearer and farther view, good for bird watching, hiking, or sightseeing This pocket monocular magnification smaller, and its be that its easy to carry, bright, clearly visible, with high color saturation.