It's your basic standard nano container that you've seen out there many times. Magnets are glued to the outside.
It comes with a ready-to-hide log sheet.
Specifications:
~ 5/8" H x ` 3/8" D
Shipping Weight 1 oz.
O-ring
Recommended replacement Rite in the Rain® log sheets:
https://spacecoastgeostore.com/products/nano-cache-replacement-logs-4-pk