Features: Range Finder Card: Achieve accurate-ranges without relying on electronics, emissions, or-GPS. Perfect for situations where traditional technology may fail or is unavailable. Versatile Ranging Tool: Use the card as a standalone solution or pair it with range finders, or to enhance accuracy. Its wide selection of reticles allows you to range any objects of similar height. Pocket Range Card: The Rangefinder Card is lightweight (0.5 oz) and flexible, making it easy to carry in your pocket, binocular pack, or pouch. It seamlessly integrates into any kit without adding-bulk. Instruction Tool: The card is also an excellent instruction tool to help students develop the "eye" for ranging and can be used to develop intuitive ranging. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Size: Human/animal rectangle: 14*8cm rectangle: 11*11cm Small rectangle: 10*6cm Package List: 1x Range Finder Card