These clicker counters are seriously satisfying to use - there's something about that mechanical click that just feels right! You get two counters in this pack, each made from durable ABS plastic that can handle being tossed in a bag or pocket without breaking. The best part? They're completely mechanical, which means no batteries to worry about replacing - just pure, simple counting functionality. Each counter can go up to 9999, which is plenty for most counting needs, and resetting is as easy as rotating the knob back to zero. The size is perfect - about 1-1/4 x 1-3/4 x 1-3/4 inches - so they fit comfortably in your hand without being awkward to hold during extended use. We've been using these for everything from counting laps at swim meets to tracking attendance at events to helping kids learn numbers. The buttons have a nice, responsive feel without being too stiff or too loose. What's great is how versatile these are - coaches use them for pitch counts, teachers use them for head counts, scientists use them for research data, and even knitters use them for stitch counting. The numbers are clear and easy to read, and the mechanism feels solid and reliable. We've dropped these a few times (accidentally, of course!) and they've held up perfectly. The lightweight design makes them easy to carry around, and they don't take up much space in a gear bag or desk drawer. Seriously, if you need to keep track of numbers for any reason - whether professionally or personally - these simple mechanical counters deliver reliable performance without any complicated features or power requirements. They're one of those tools that just works, every time.