These are the best Photography Cheat Sheets for photographers of any skill level and will help you remember those pesky settings you need most while on a shoot. These include calculating Neutral Density (ND) filter shutter speed settings and remembering which metering system does what. One side is printed in shades of gray so it can be used for custom white balance. You can find the complete cheat sheet graphical explainer here: https://newyorkcityphotosafari.com/cheatsheet.html Use this cheat sheet with any digital camera (Canon, Nikon, Sony etc.) with manual settings from point and shoot to DSLR to mirrorless. They are double-sided and printed on high-quality pvc plastic for durability and are completely waterproof (not just weatherproof). The size of a credit card they'll fit in any camera bag or wallet for quick and easy reference.